Other websites
Trademark agencies and agents
Classification of trademarks
- International Classification of Products and Services for the Purposes of the Registration of Marks under the Nice Agreement (WIPO)
- Index to the International Trademark Classification
Information services
- Canadian Trade-marks Database (CIPO)
- USPTO Web Trademark Database
- Micropatent - Patent and trademark information
National and international trademark offices
- Australia - IP Australia (Australian Industrial Property Organization)
- Austria - Austrian Patent Office - Österreichischen Patentamt
- BENELUX - Benelux Trademark Office
- Brazil - Brazilian Patent Office - Instituto Nacional da Propriedade Industrial (INPI)
- Canada - Canadian Intellectual Property Office - L'Office de la Propriete Intellectuelle du Canada
- China - The State Intellectual Property Office of the Peoples Republic of China
- CIS countries - The Eurasian Patent Organization (EAPO)
- Croatia - State Intellectual Property Office of the Republic of Croatia - Drzavni zavod za intelektualno vlasnistvo Republike Hrvatske
- Cuba - Industrial Property Office of Cuba - Oficina Cubana de la Propiedad Industrial
- Czech Republic - Industrial Property Office Czech Republic - Urad Prumysloveho Vlastnictvi Ceska Republika
- Denmark - Danish Patent Office - Patentdirektoratet
- Estonia - Patendiamet, The Estonian Patent Office
- France - French Patent Office - Institut National de la Propriete Industrielle (INPI)
- Germany - German Patent and Trademark Office - Deutsches Patent- und Markenamt
- Greece - Greek Industrial Property Organisation
- Hong Kong - Hong Kong Patent Office - Intellectual Property Department Hong Kong Special Administrative Region Government
- Hungary - Hungarian Patent Office - Magyar Szabadalmi Hivatal
- India - Patent Facilitating Centre, Technology Information Forecasting & Assessment Council, India
- Indonesia - Indonesian Patent Office - Direktorat Jenderal Hak Cipta, Paten Dan Merek
- Ireland - Irish Patents Office - Oifig na Bpaitinni
- Italy - Italian Office of Patents and Trademarks - Ufficio Italiano Brevetti e Marchi
- Japan - Japanese Patent Office
- Korea - Korean Industrial Property Office (KIPO)
- Latvia - Patent Office of the Republic of Latvia - Latvijas Republikas Patentu Valde
- Lithuania - Lithuanian Patent Office - Valstybinis Patentu Biuras
- Macedonia - Industrial Property Protection Office of the Republic of Macedonia - Zavod za zastita na industriska sopstvenost na Republika Makedonija
- Malesia - Malaysian Intellectual Property Division - Kementerian Perdagangan Dalam Negeri Dan Hal Ehwal Pengguna (KPDN)
- Mexico - Mexican Industrial Property Office - Instituto Mexicano de la Propriedad Industrial
- Moldova - Moldovan Patent Office - State Agency on Industrial Property Protection of the Republic of Moldova (AGEPI)
- Netherlands - Netherlands Industrial Property Office (NIPO) - Bureau voor de Industriële Eigendom (Bureau I.E.)
- New Zealand - Intellectual Property Office of New Zealand, New Zealand Trade Marks
- Norway - Norwegian Patent Office - Patentstyret
- Peru - Peruvian Patent Office - Instituto de Defensa de la Competencia y de la Protección de la Propiedad Intelectual (INDECOPI)
- Portugal - Portuguese Patent Office - Instituto Nacional da Propriedade Industrial (INPI)
- Poland - Polish Patent Office - Urzyd Patentowy Rzeczypospolitej Polskiej
- Romania - Rumanian State Office for Inventions and Trademarks - Oficiul de Stat pentru Inventii si Marci
- Russia - Russian Agency for Patent and Trademarks - Rospatent
- Slovakia - Industrial Property Protection Office of the Slovak Republic - Urad Priemyselneho Vlastnictva Slovenskej Republiky
- Slovenia - Slovenian Intellectual Property Office - Urad RS za Intelektualno Lastnino
- Spain - Spanish Office of Patents and Trademarks - Oficina Española de Patentes y Marcas
- Sweden - Swedish Patent and Registration Office - Patent- och registreringsverket
- Switzerland - Swiss Federal Institute of Intellectual Property - Eidgenössisches Institut für Geistiges Eigentum
- Thailand - Thai Patent Office
- Turkey - Turkish Patent Institute - Türk Patent Enstitüsü
- United Kingdom - United Kingdom Patent Office
- United States - United States Patent and Trademark Office
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