State Trademark Information Links

To acquire trademark and/or service mark registration at the state level, applicants must file an application with the trademark office of the specific state in which protection is sought. For information about state registration requirements, applicants must contact the individual state trademark office.

StateWebsite Address
Alabama:http://sos.alabama.gov/administrative-services/trademarks
Alaska:https://www.commerce.alaska.gov/web/cbpl/corporations/trademarkregistra…
Arizona:https://apps.azsos.gov/apps/tntp/index.html
Arkansas:http://www.sos.arkansas.gov/BCS/Pages/default.aspx
California:http://www.sos.ca.gov/business/ts/ts.htm
Colorado:http://www.sos.state.co.us/pubs/business/forms_main.html#Trademarks
Connecticut:https://business.ct.gov/manage/records/trademarks
Delaware:http://corp.delaware.gov/trademark.shtml
District of Columbia:Use of a mark solely within the District of Columbia qualifies for federal registration. There is no D.C. trademark law. The District's trade name registry can be found at: https://dcra.dc.gov/node/1417686
Florida:http://form.sunbiz.org/cor_t.html
Georgia:http://sos.ga.gov/index.php/corporations/trademarks__service_marks2
Hawaii:http://cca.hawaii.gov/breg/registration/trade/
Idaho:https://sosbiz.idaho.gov/
Illinois:http://www.cyberdriveillinois.com/publications/business_services/trademark.html
Indiana:http://www.in.gov/apps/sos/trademarks/
Iowa:http://sos.iowa.gov/business/FormsAndFees.html#TradeServiceMarks
Kansas:https://sos.ks.gov/business/faq-trademark-service-mark.html
Kentucky:http://www.sos.ky.gov/bus/tmandsm/Pages/default.aspx
Louisiana:http://www.sos.la.gov/BusinessServices/FileBusinessDocuments/GetFormsAndFeeSchedule/Pages/default.aspx
Application for Registration of Mark (PDF 42kb): http://www.sos.la.gov/businessservices/publisheddocuments/309tradenamet…
Maine:http://www.maine.gov/sos/cec/corp/trademarks.html
Maryland:http://sos.maryland.gov/Pages/Trademarks/Trademarks.aspx
Massachusetts:http://www.sec.state.ma.us/cor/corpweb/cortmsm/tmsmfrm.htm
Michigan:http://michigan.gov/lara/0,4601,7-154-61343_35413_35431---,00.html
Minnesota:https://www.sos.state.mn.us/business-liens/business-help/how-to-register-trademarks-and-service-marks/
Mississippi:http://www.sos.ms.gov/BusinessServices/Pages/Trademarks.aspx
Missouri:http://www.sos.mo.gov/business/trademark.asp
Montana:https://sosmt.gov/business/
Nebraska:http://www.sos.ne.gov/business/corp_serv/corp_form.html
Nevada:https://www.nvsos.gov/sos/businesses/trademarks
New Hampshire:https://sos.nh.gov/corporation-ucc-securities/corporation/forms-and-fees/trademark-servicemark-forms-and-laws/
New Jersey:https://www.state.nj.us/treasury/revenue/regmark.shtml
New Mexico:http://www.sos.state.nm.us/Business_Services/Trademark_FAQs.aspx
New York:http://www.nysl.nysed.gov/tradmark.htm
North Carolina:https://www.sosnc.gov/tra
North Dakota:http://sos.nd.gov/business/business-services/trademark-service-mark
Ohio:https://www.sos.state.oh.us/businesses/
Oklahoma:https://www.sos.ok.gov/trademarks/default.aspx
Oregon:https://sos.oregon.gov/business/Pages/business-names-and-trademarks.aspx
Pennsylvania:http://www.dos.pa.gov/BusinessCharities/Business/Resources/Pages/Regist…
Rhode Island:http://sos.ri.gov/business/trademark/
South Carolina:https://sos.sc.gov/services-and-filings/trademarks
South Dakota:https://sdsos.gov/business-services/trademark-name-registration/trade-marks.aspx
Tennessee:https://sos.tn.gov/products/business-services/trademarks-faqs-0
Texas:http://www.sos.state.tx.us/corp/trademark.shtml
Utah:http://corporations.utah.gov/business/tm.html
Vermont:https://sos.vermont.gov/corporations/other-services/trademarks/
Virginia:http://www.scc.virginia.gov/srf/bus/tmsm_regis.aspx
Washington:http://www.sos.wa.gov/corps/Trademarks.aspx
West Virginia:https://sos.wv.gov/business/Pages/RegMark.aspx
Wisconsin:http://www.wdfi.org/Apostilles_Notary_Public_and_Trademarks/defaultTrad…
WyomingSearch: https://trademarks.wyo.gov/ 
File: https://sos.wyo.gov/business/
Puerto Rico:https://prtmfiling.f1hst.com/ (English and Spanish)