Wisconsin · checked 2026-09-02 · Source-backed guide

Wisconsin trade name filing guide

Choose your entity and local filing office

This state overview includes local filing rules. Choose your entity below, then confirm the office for the location where you do business. A county example or fee in the sources is not a statewide filing destination or a quote for your selected office.

Choose your entity and read its authority →

    If your location is not listed, use the local authority described in the entity rules below. We do not have a reviewed local answer for every location.

    What Wisconsin calls a DBA

    The official term documented here is trade name.

    Source: rod.danecounty.gov official record · retrieved
    Supporting excerpttrade name

    Wisconsin does not use a single statewide DBA certificate the way many states do.

    Official sources and supporting excerptsSource: rod.danecounty.gov official record · retrieved
    • trade name
    • Registration of Firm Names
    Source: docs.legis.wisconsin.gov official record · retrieved
    • Registration of Firm Names

    The term most guides use — "doing business as" — maps onto two different official mechanisms.

    Official sources and supporting excerptsSource: rod.danecounty.gov official record · retrieved
    • trade name

    At the county level, registers of deeds accept a Registration of Firm Names under Wis. Stat.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    • Registration of Firm Names
    • Any person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    Source: rod.danecounty.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    • Registration of Firm Names
    • You may register your firm name with the Register of Deeds if your firm is a sole proprietorship, general partnership, or association.
    Source: dfi.wi.gov official record · retrieved
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    • ### Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark. Because it is not required the Department of Financial Institutions (DFI) has only a partial listing of marks in use by businesses/individuals operating in Wisconsin.
    Source: dfi.wi.gov official record · retrieved
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI).

    § 134.17, a statute titled "Corporate name, recording, amendment, discontinuance, unlawful use."

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    • A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 134.17(2))(2)Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    • 134.17(3))(3)A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: dfi.wi.gov official record · retrieved
    • Cancellations and amendments are free to file by authorized parties.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.
    Source: dfi.wi.gov official record · retrieved
    • Trademark Amendment - Changes to Address, Contact information, Code Free
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 132.01(7)(b)(b))(b) Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.

    That law makes it a crime, punishable by a fine of up to $1,000 or up to one year in the county jail, to engage in or advertise a mercantile or commission business under a name that appears to be a corporate name, with the intent to obtain credit, without disclosing the real names of the people behind it, unless a verified statement is first recorded with the register of deeds of the county where the principal place of business is located.

    Official sources and supporting excerptsSource: dfi.wi.gov official record · retrieved
    • The registration expires 10 years from the date of registration unless you renew the registration within six months of the date of expiration.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 132.01(6)(b)(b))(b) A registration recorded under this section or s. 132.04 or 132.11 on or after May 1, 1990, is effective for 10 years. A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.

    County register of deeds offices — Dane County publishes a representative set of instructions — offer firm name registration for sole proprietorships, general partnerships, and associations.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Any person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    • Register of Deeds of the county where the principal place of business is located
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: rod.danecounty.gov official record · retrieved
    • Official destination title: Register a Firm Name | Register of Deeds
    Source: rod.danecounty.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    • You may register your firm name with the Register of Deeds if your firm is a sole proprietorship, general partnership, or association.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: dfi.wi.gov official record · retrieved
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    • Official destination title: DFI Trademarks Frequently Asked Questions
    • ### Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark. Because it is not required the Department of Financial Institutions (DFI) has only a partial listing of marks in use by businesses/individuals operating in Wisconsin.
    Source: dfi.wi.gov official record · retrieved
    • Wisconsin Department of Financial Institutions Division of Corporate and Consumer Services 4822 Madison Yards Way, North Tower Madison, WI 53705
    Source: dfi.wi.gov official record · retrieved
    • Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark.
    • Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services, 4822 Madison Yards Way, North Tower, Madison, WI 53705
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI).

    Separately, the Wisconsin Department of Financial Institutions (DFI) runs a voluntary tradename and trademark registration under Chapter 132 of the statutes.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    Source: rod.danecounty.gov official record · retrieved
    • Official destination title: Register a Firm Name | Register of Deeds
    Source: rod.danecounty.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    Source: dfi.wi.gov official record · retrieved
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    • Official destination title: DFI Trademarks Frequently Asked Questions

    DFI's own FAQ answers the question "Is a trademark registration required in Wisconsin?"

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Any person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: rod.danecounty.gov official record · retrieved
    • You may register your firm name with the Register of Deeds if your firm is a sole proprietorship, general partnership, or association.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: dfi.wi.gov official record · retrieved
    • ### Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark. Because it is not required the Department of Financial Institutions (DFI) has only a partial listing of marks in use by businesses/individuals operating in Wisconsin.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    Source: dfi.wi.gov official record · retrieved
    • Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI).

    with "No," and stresses that registration does not create ownership — rights come from usage.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Any person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: rod.danecounty.gov official record · retrieved
    • You may register your firm name with the Register of Deeds if your firm is a sole proprietorship, general partnership, or association.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: dfi.wi.gov official record · retrieved
    • ### Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark. Because it is not required the Department of Financial Institutions (DFI) has only a partial listing of marks in use by businesses/individuals operating in Wisconsin.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    Source: dfi.wi.gov official record · retrieved
    • Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI).

    Corporations and limited partnerships are directed to DFI rather than the county register of deeds.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Any person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: rod.danecounty.gov official record · retrieved
    • You may register your firm name with the Register of Deeds if your firm is a sole proprietorship, general partnership, or association.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: dfi.wi.gov official record · retrieved
    • ### Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark. Because it is not required the Department of Financial Institutions (DFI) has only a partial listing of marks in use by businesses/individuals operating in Wisconsin.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    Source: dfi.wi.gov official record · retrieved
    • Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI).

    Rules by legal entity type

    Jump to the entity that already exists. Each section keeps its own authority, fee, exceptions, and official evidence.

    Build a personal filing plan for Wisconsin →

    Sole proprietor

    Local filing route: confirm the county, parish, city or town office identified by the authority and applicability below. The following forms, fees and office details are references from the cited jurisdiction; confirm they apply to your location before using them. Check reviewed local filing choices →

    Required: Yes, when the documented conditions apply.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptAny person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    Authority: Register of Deeds of the county where the principal place of business is locatedSource: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptRegister of Deeds of the county where the principal place of business is located
    When this route applies: Any person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptAny person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    Local filing reference — Official form: Registration of Firm NamesSource: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptRegistration of Firm Names
    Local filing reference — Form destination: Not confirmed in this guide.
    Local filing reference — Online filing link: Not confirmed in this guide.
    Local filing reference — Official fee: $30Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerpt$30
    Local filing reference — Effective duration: Not confirmed in this guide.
    Local filing reference — Renewal: Not confirmed in this guide.
    Local filing reference — Changes or amendments: Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptAny use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    Local filing reference — Abandonment or cancellation: A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptA discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Local filing reference — Important exclusions: If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptIf your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Local filing reference — Mail filing: Not confirmed in this guide.
    Local filing reference — In-person filing: Not confirmed in this guide.

    General partnership

    Local filing route: confirm the county, parish, city or town office identified by the authority and applicability below. The following forms, fees and office details are references from the cited jurisdiction; confirm they apply to your location before using them. Check reviewed local filing choices →

    Required: Yes, when the documented conditions apply.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptAny person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000
    Authority: Register of Deeds of the county where the principal place of business is locatedSource: rod.danecounty.gov official record · retrieved
    Supporting excerptRegister of Deeds of the county where the principal place of business is located
    When this route applies: You may register your firm name with the Register of Deeds if your firm is a sole proprietorship, general partnership, or association.Source: rod.danecounty.gov official record · retrieved
    Supporting excerptYou may register your firm name with the Register of Deeds if your firm is a sole proprietorship, general partnership, or association.
    Local filing reference — Official form: Registration of Firm NamesSource: rod.danecounty.gov official record · retrieved
    Supporting excerptRegistration of Firm Names
    Local filing reference — Form destination: Not confirmed in this guide.
    Local filing reference — Online filing link: Not confirmed in this guide.
    Local filing reference — Official fee: $30Source: rod.danecounty.gov official record · retrieved
    Supporting excerpt$30
    Local filing reference — Effective duration: Not confirmed in this guide.
    Local filing reference — Renewal: Not confirmed in this guide.
    Local filing reference — Changes or amendments: Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerpt134.17(2))(2)Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    Local filing reference — Abandonment or cancellation: A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerpt134.17(3))(3)A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Local filing reference — Important exclusions: If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.Source: rod.danecounty.gov official record · retrieved
    Supporting excerptIf your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Local filing reference — Mail filing: Not confirmed in this guide.
    Local filing reference — In-person filing: Not confirmed in this guide.

    LLC

    Required: No, within the scope described below.Source: dfi.wi.gov official record · retrieved
    Supporting excerptIs a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark.
    Authority: Department of Financial Institutions (DFI)Source: dfi.wi.gov official record · retrieved
    Supporting excerptTrademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    When this route applies: Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark.Source: dfi.wi.gov official record · retrieved
    Supporting excerpt### Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark. Because it is not required the Department of Financial Institutions (DFI) has only a partial listing of marks in use by businesses/individuals operating in Wisconsin.
    Official form: Not confirmed in this guide.
    Form destination: Not confirmed in this guide.
    Online filing link: https://wims.dfi.wi.gov/Source: wims.dfi.wi.gov official record · retrieved
    Supporting excerptOfficial destination title: Wisconsin Department of Financial Institutions
    Official fee: $15Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerpt$15
    Effective duration: The registration expires 10 years from the date of registrationSource: dfi.wi.gov official record · retrieved
    Supporting excerptThe registration expires 10 years from the date of registration unless you renew the registration within six months of the date of expiration.
    Renewal: A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptA registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.
    Changes or amendments: Cancellations and amendments are free to file by authorized parties.Source: dfi.wi.gov official record · retrieved
    Supporting excerptCancellations and amendments are free to file by authorized parties.
    Abandonment or cancellation: Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerptCancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.
    Important exclusions: Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system.Source: dfi.wi.gov official record · retrieved
    Supporting excerptTrademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    Mail filing: Wisconsin Department of Financial Institutions Division of Corporate and Consumer Services PO Box 7847 Madison, WI 53707-7847Source: dfi.wi.gov official record · retrieved
    Supporting excerpt**Mailing Address:** Wisconsin Department of Financial Institutions Division of Corporate and Consumer Services PO Box 7847 Madison, WI 53707-7847
    In-person filing: Wisconsin Department of Financial Institutions Division of Corporate and Consumer Services 4822 Madison Yards Way, North Tower Madison, WI 53705Source: dfi.wi.gov official record · retrieved
    Supporting excerptWisconsin Department of Financial Institutions Division of Corporate and Consumer Services 4822 Madison Yards Way, North Tower Madison, WI 53705

    Corporation

    Required: No, within the scope described below.Source: dfi.wi.gov official record · retrieved
    Supporting excerptIs a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark.
    Authority: Department of Financial Institutions (DFI)Source: dfi.wi.gov official record · retrieved
    Supporting excerptTrademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    When this route applies: Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI).Source: dfi.wi.gov official record · retrieved
    Supporting excerptTrademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI).
    Official form: Not confirmed in this guide.
    Form destination: Not confirmed in this guide.
    Online filing link: https://wims.dfi.wi.gov/Source: wims.dfi.wi.gov official record · retrieved
    Supporting excerptOfficial destination title: Wisconsin Department of Financial Institutions
    Official fee: $15Source: dfi.wi.gov official record · retrieved
    Supporting excerpt$15
    Effective duration: The registration expires 10 years from the date of registrationSource: dfi.wi.gov official record · retrieved
    Supporting excerptThe registration expires 10 years from the date of registration unless you renew the registration within six months of the date of expiration.
    Renewal: A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerpt132.01(6)(b)(b))(b) A registration recorded under this section or s. 132.04 or 132.11 on or after May 1, 1990, is effective for 10 years. A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.
    Changes or amendments: Trademark Amendment - Changes to Address, Contact information, Code FreeSource: dfi.wi.gov official record · retrieved
    Supporting excerptTrademark Amendment - Changes to Address, Contact information, Code Free
    Abandonment or cancellation: Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.Source: docs.legis.wisconsin.gov official record · retrieved
    Supporting excerpt132.01(7)(b)(b))(b) Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.
    Important exclusions: Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system.Source: dfi.wi.gov official record · retrieved
    Supporting excerptTrademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    Mail filing: Wisconsin Department of Financial Institutions Division of Corporate and Consumer Services PO Box 7847 Madison, WI 53707-7847Source: dfi.wi.gov official record · retrieved
    Supporting excerpt**Mailing Address:** Wisconsin Department of Financial Institutions Division of Corporate and Consumer Services PO Box 7847 Madison, WI 53707-7847
    In-person filing: Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services, 4822 Madison Yards Way, North Tower, Madison, WI 53705Source: dfi.wi.gov official record · retrieved
    Supporting excerptWisconsin Department of Financial Institutions, Division of Corporate and Consumer Services, 4822 Madison Yards Way, North Tower, Madison, WI 53705

    How to file through the authority

    For a sole proprietorship, general partnership, or association, the filing path runs through the register of deeds in the county of the principal place of business.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Any person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: rod.danecounty.gov official record · retrieved
    • You may register your firm name with the Register of Deeds if your firm is a sole proprietorship, general partnership, or association.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: dfi.wi.gov official record · retrieved
    • ### Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark. Because it is not required the Department of Financial Institutions (DFI) has only a partial listing of marks in use by businesses/individuals operating in Wisconsin.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    Source: dfi.wi.gov official record · retrieved
    • Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI).

    Dane County's published instructions are illustrative: use the Registration of Firm Names form, fill it out legibly in black ink, and sign only in the presence of a notary public.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Registration of Firm Names
    Source: rod.danecounty.gov official record · retrieved
    • Registration of Firm Names

    Before filing, the office directs applicants to check the phone directory, the county's real estate index, and the Wisconsin Trademark system for conflicting names.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    Source: rod.danecounty.gov official record · retrieved
    • Official destination title: Register a Firm Name | Register of Deeds
    Source: rod.danecounty.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    Source: dfi.wi.gov official record · retrieved
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    • Official destination title: DFI Trademarks Frequently Asked Questions
    Source: dfi.wi.gov official record · retrieved
    • Wisconsin Department of Financial Institutions Division of Corporate and Consumer Services 4822 Madison Yards Way, North Tower Madison, WI 53705
    Source: dfi.wi.gov official record · retrieved
    • Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services, 4822 Madison Yards Way, North Tower, Madison, WI 53705

    The statewide recording fee set by Wis. Stat.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • $30
    Source: rod.danecounty.gov official record · retrieved
    • $30
    Source: docs.legis.wisconsin.gov official record · retrieved
    • $15
    Source: dfi.wi.gov official record · retrieved
    • $15

    § 59.43(2)(ag) is $30, and Dane County confirms "The fee for recording a firm name document is $30," payable by check with the mailed form.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Registration of Firm Names
    • $30
    Source: rod.danecounty.gov official record · retrieved
    • Registration of Firm Names
    • $30
    Source: docs.legis.wisconsin.gov official record · retrieved
    • $15
    Source: dfi.wi.gov official record · retrieved
    • $15

    For a state-level tradename or trademark registration, DFI's fee schedule states that all listed services must be performed online or in person.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • $30
    Source: rod.danecounty.gov official record · retrieved
    • $30
    Source: wims.dfi.wi.gov official record · retrieved
    • Official destination title: Wisconsin Department of Financial Institutions
    Source: dfi.wi.gov official record · retrieved
    • Wisconsin Department of Financial Institutions Division of Corporate and Consumer Services 4822 Madison Yards Way, North Tower Madison, WI 53705
    Source: docs.legis.wisconsin.gov official record · retrieved
    • $15
    Source: dfi.wi.gov official record · retrieved
    • Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services, 4822 Madison Yards Way, North Tower, Madison, WI 53705
    • $15

    Filing online means creating a free user account in the Trademark File Online system at wims.dfi.wi.gov; the completed application is printed, signed before a notary, and the notarized form is uploaded for submission.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Registration of Firm Names
    Source: rod.danecounty.gov official record · retrieved
    • Registration of Firm Names
    Source: wims.dfi.wi.gov official record · retrieved
    • Official destination title: Wisconsin Department of Financial Institutions

    The fee is $15 for each name, phrase, design, or logo, and each mark requires a separate application.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Registration of Firm Names
    • $30
    Source: rod.danecounty.gov official record · retrieved
    • Registration of Firm Names
    • $30
    Source: docs.legis.wisconsin.gov official record · retrieved
    • $15
    Source: dfi.wi.gov official record · retrieved
    • $15

    DFI's office is at 4822 Madison Yards Way, North Tower, Madison, and its mailing address is PO Box 7847, Madison, WI 53707-7847.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    Source: rod.danecounty.gov official record · retrieved
    • Official destination title: Register a Firm Name | Register of Deeds
    Source: rod.danecounty.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    Source: dfi.wi.gov official record · retrieved
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    • Official destination title: DFI Trademarks Frequently Asked Questions
    Source: dfi.wi.gov official record · retrieved
    • Wisconsin Department of Financial Institutions Division of Corporate and Consumer Services 4822 Madison Yards Way, North Tower Madison, WI 53705
    Source: dfi.wi.gov official record · retrieved
    • Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services, 4822 Madison Yards Way, North Tower, Madison, WI 53705

    Renewal, amendment, and abandonment

    The two Wisconsin systems age differently.

    Official sources and supporting excerptsSource: dfi.wi.gov official record · retrieved
    • The registration expires 10 years from the date of registration unless you renew the registration within six months of the date of expiration.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 132.01(6)(b)(b))(b) A registration recorded under this section or s. 132.04 or 132.11 on or after May 1, 1990, is effective for 10 years. A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.

    A county firm name recording under § 134.17 has no stated expiration in the consulted sources, but it can be changed or ended: the statute allows an amendment by "recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded," and a "discontinuance of use of corporate name signed by all interested parties and verified" may be recorded the same way.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    • A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 134.17(2))(2)Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    • 134.17(3))(3)A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: dfi.wi.gov official record · retrieved
    • The registration expires 10 years from the date of registration unless you renew the registration within six months of the date of expiration.
    • Cancellations and amendments are free to file by authorized parties.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.
    • Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 132.01(6)(b)(b))(b) A registration recorded under this section or s. 132.04 or 132.11 on or after May 1, 1990, is effective for 10 years. A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.
    • 132.01(7)(b)(b))(b) Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.
    Source: dfi.wi.gov official record · retrieved
    • Trademark Amendment - Changes to Address, Contact information, Code Free

    Dane County points filers to separate Firm Amendment and Firm Cancellation forms.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Registration of Firm Names
    • Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    • A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: rod.danecounty.gov official record · retrieved
    • Registration of Firm Names
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 134.17(2))(2)Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    • 134.17(3))(3)A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: dfi.wi.gov official record · retrieved
    • Cancellations and amendments are free to file by authorized parties.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.
    Source: dfi.wi.gov official record · retrieved
    • Trademark Amendment - Changes to Address, Contact information, Code Free
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 132.01(7)(b)(b))(b) Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.

    Each recording carries the register of deeds recording fee.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • $30
    Source: rod.danecounty.gov official record · retrieved
    • $30
    Source: docs.legis.wisconsin.gov official record · retrieved
    • $15
    Source: dfi.wi.gov official record · retrieved
    • $15

    A DFI tradename or trademark registration, by contrast, "expires 10 years from the date of registration unless you renew the registration within six months of the date of expiration," in the FAQ's words; the statute allows renewal for successive 10-year periods on payment of the same $15 fee, with the renewal application due within six months before expiration.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Registration of Firm Names
    • $30
    Source: rod.danecounty.gov official record · retrieved
    • Registration of Firm Names
    • $30
    Source: docs.legis.wisconsin.gov official record · retrieved
    • $15
    • A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.
    Source: dfi.wi.gov official record · retrieved
    • The registration expires 10 years from the date of registration unless you renew the registration within six months of the date of expiration.
    Source: dfi.wi.gov official record · retrieved
    • $15
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 132.01(6)(b)(b))(b) A registration recorded under this section or s. 132.04 or 132.11 on or after May 1, 1990, is effective for 10 years. A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.

    DFI's fee schedule lists cancellations and amendments as free, and the statute bars any fee for canceling a registration at the registrant's request.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • $30
    • Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    • A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: rod.danecounty.gov official record · retrieved
    • $30
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 134.17(2))(2)Any use of corporate name may be amended by recording a verified statement clearly setting forth all changes and signed by all parties concerned with the register of deeds where the original declaration was filed or recorded.
    • 134.17(3))(3)A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • $15
    • Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.
    Source: dfi.wi.gov official record · retrieved
    • Cancellations and amendments are free to file by authorized parties.
    Source: dfi.wi.gov official record · retrieved
    • $15
    Source: dfi.wi.gov official record · retrieved
    • Trademark Amendment - Changes to Address, Contact information, Code Free
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 132.01(7)(b)(b))(b) Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.

    Note also that under § 132.01(8), nonuse of a registered mark for at least two years is prima facie evidence of abandonment.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 134.17(3))(3)A discontinuance of use of corporate name signed by all interested parties and verified may be recorded with the register of deeds where the original declaration was filed or recorded.
    Source: dfi.wi.gov official record · retrieved
    • The registration expires 10 years from the date of registration unless you renew the registration within six months of the date of expiration.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.
    • Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.
    Source: docs.legis.wisconsin.gov official record · retrieved
    • 132.01(6)(b)(b))(b) A registration recorded under this section or s. 132.04 or 132.11 on or after May 1, 1990, is effective for 10 years. A registration may be renewed for 10-year periods upon application to the department and payment of the same fee required for a registration. Application for renewal shall be made within 6 months before the expiration of the 10-year period specified in this paragraph.
    • 132.01(7)(b)(b))(b) Cancel from his or her register a registration of a mark under this section upon the request of the registrant of the mark. The department may not charge a fee for canceling a registration under this paragraph.

    Publication and notice

    Publication could not be confirmed for all covered entity types. No requirement or exemption is asserted.

    Next steps: self-file first

    Start with the free official source.

    For a sole proprietorship, general partnership or association using a name that does not disclose the real names behind the business, consult the register of deeds in the county of the principal place of business. Confirm that county’s firm-name form and recording requirements; a Dane County example is not a reviewed guide to every county.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located
    • Any person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    Source: rod.danecounty.gov official record · retrieved
    • Register of Deeds of the county where the principal place of business is located

    If you want a state-level tradename or trademark registration, create a free account in DFI's Trademark File Online system, run the free trademark search first, and budget $15 per mark.

    Official sources and supporting excerptsSource: wims.dfi.wi.gov official record · retrieved
    • Official destination title: Wisconsin Department of Financial Institutions

    Remember that neither filing reserves the name or creates ownership rights, and filing a tradename is not the same as registering an entity to do business in Wisconsin.

    Official sources and supporting excerptsSource: docs.legis.wisconsin.gov official record · retrieved
    • Any person who engages in or advertises any mercantile or commission business under a name purporting or appearing to be a corporate name, with the intent to obtain credit, and which name does not disclose the real name of one or more of the persons engaged in the business, without first recording in the office of the register of deeds of the county in which his or her principal place of business is located, a verified statement disclosing and showing the name of all persons using the name, shall be fined not more than $1,000 or imprisoned in the county jail for not more than one year.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: rod.danecounty.gov official record · retrieved
    • You may register your firm name with the Register of Deeds if your firm is a sole proprietorship, general partnership, or association.
    • If your firm is a corporation or limited partnership, you need to register it with the Wisconsin Department of Financial Institutions (DFI) Corporations Section.
    Source: dfi.wi.gov official record · retrieved
    • ### Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark. Because it is not required the Department of Financial Institutions (DFI) has only a partial listing of marks in use by businesses/individuals operating in Wisconsin.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI). Please note, however, that filing a tradename for an entity is NOT the same as registering that entity to do business in Wisconsin, and it does not reserve the entity name for exclusive use within the state’s business records system. To create a new entity, to register an existing entity to do business in this state, or to reserve an entity name in the state’s business records system, see the Business Entities section on this website.
    Source: dfi.wi.gov official record · retrieved
    • Is a trademark registration required in Wisconsin? No, the registration is not required, but is a good way to notify the public of the use of a certain name or mark.
    • Trademarks or tradenames applications may be filed with the Trademarks Bureau by an individual or any type of business organization or entity, provided the mark is not currently registered with the Department of Financial Institutions (DFI).

    Paid help is optional, and this site does not handle filings.

    Paid help, if offered later, is optional. This independent guide does not submit filings or accept government fees.

    Official sources

    Source dates record retrieval, not a promise that every rule changed that day. How we research, verify, and handle missing information.