Links

German Patent & Trademark Office
http://www.dpma.de

European Patent Office
http://www.epo.org

Office for Harmolization in the Internal Market
http://oami.europe.eu

World Intellectual Property Organization (WIPO)
http://www.wipo.int

United States Patent and Trademark Office (USPTO)
http://www.uspto.gov

State Intellectual Property Office of the P.R.C (SIPO)
http://english.sipo.gov.cn

Taiwan Intellectual Property Office (TIPO)
http://www.tipo.gov.tw/en/index.aspx

English