A patent office is a governmental or intergovernmental organization which controls the issue of patents. In other words, "patent offices are government bodies that may grant a patent or reject the patent application based on whether the application fulfils the requirements for patentability."^[1]

List of patent offices

For a list of patent offices and their websites, see the World Intellectual Property Organization (WIPO) maintained list, here.

The entries shown in italics are regional or international patent offices.

• African Regional Intellectual Property Organization (ARIPO)
• Intellectual Property Agency of Armenia (AIPA)
• IP Australia (IPA)
• Barbados Corporate Affairs and Intellectual Property Office (CAIPO)
• Canadian Intellectual Property Office (CIPO)
• Chinese National Intellectual Property Administration (CNIPA)
• Ethiopian Intellectual Property Office (EIPO)
• European Patent Office (EPO)
• Eurasian Patent Organization (EAPO)
• German Patent Office (DPMA)
• Gulf Cooperation Council (GCC) Patent Office (GCCPO)
• Indian Patent Office (IPO)
• Intellectual Property Office of Singapore (IPOS)
• Israeli Patent Office
• Italian Patent and Trademark Office
• Japan Patent Office (JPO)
• Korean Intellectual Property Office (KIPO)
• Mexican Institute of Industrial Property (IMPI)
• National Industrial Property Institute, France (INPI)
• National Industrial Property Institute, Portugal (INPI)
• National Institute of Intellectual Property, Kazakhstan (NIIP)
• Netherlands Patent Office
• Nordic Patent Institute (NPI)
• Norwegian Industrial Property Office
• "Organisation Africaine de la Propriété Intellectuelle" (OAPI)
• Patent Office of the Republic of Latvia
• Intellectual Property Organisation of Pakistan (IPO)
• Intellectual Property Office of the Philippines (IPOPHL)
• Polish Patent Office (PPO)
• Russian Federal Service for Intellectual Property, (Rospatent), Russian Federation
• Spanish Patent and Trademark Office (SPTO)
• Swedish Patent and Registration Office (PRV)
• Swiss Federal Institute of Intellectual Property (IGE)
• Taiwan Intellectual Property Office (TIPO) Republic of China
• Turkish Patent and Trademark Office (TURKPATENT)
• Ukrainian Patent Office (officially 'State Enterprise "Ukrainian Institute of Industrial Property"', or 'SE "UIPV"')
• United Kingdom Intellectual Property Office (UK-IPO)
• United States Patent and Trademark Office (USPTO)

List of past patent offices or the like

• Confederate States Patent Office
• "Goskomizobretenie" (Soviet Union patent office)
• International Patent Institute