Explore 66 million patent documents from more than 51 regional and national patent offices. Major national collections include Canada, China, European Patent Office, Japan, Korea, Russia, U.K. and U.S. Advanced functions include chemical structure and biological sequence search; cross-lingual translation search; and national status information.

Producer: World Intellectual Property Organization

Open Access

Date Coverage

  • 1800s - present (varies by country; updated weekly)

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