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Key Resources and More Databases

  • Patent Lens is a public patent database indexing 100 million patent documents from 90+ national and regional patent offices. Full-text EP, US and WO documents are available.
  • Free Patents Online provides fast, easy-to-use access to millions of patents and patent applications and an expanding data collection. 
  • PatentScope (WIPO) searches 98 million patent documents including 4.1 million published international patent applications [PCT]. 

Espacenet: Intro