Each region has its own patent authority. a list of the main patent offices is listed below;
The United States Patent and Trademark Office (USPTO): www.uspto.gov
European Patent Office (EPO): www.epo.org
Australia: www.ipaustralia.gov.au
Canadian Intellectual Property Office (CIPO): www.cipo.gc.ca
Chinese, State Intellectual Property of the P.R.C. SIPO): http://english.sipo.gov.cn/
Franche, Institut National De la Proprite Indusrtielle (INPI): www.inpi.fr
German, Deutschen Patent- und Markenamts – (DPMA): www.dpma.de
Hong Kong, Intellectual Property Department: www.ipd.gov.hk/eng/patents.htm
Israel’s Patent Office: www.justice.gov.il/mojeng
Japanese Patent Office (JPO): www.jpo.go.jp
Russian, Federal Service For Intellectual Property And Trademarks (ROSPATENT): http://www.eapo.org/en/ru.html
Singaporean, Intellectual Property Office of Singapore (IPOS): https://www.ipos.gov.sg/
South African, Companies and Intellectual Property Registration Office of South Africa (CIPRO): www.cipro.gov.za
Taiwanese, The Intellectual Property Office(TIPO): www.tipo.gov.tw/eng/
UK Intellectual Property Office: www.ipo.gov.uk