Patent Projects


Patent Databases (Free)

patent-databases_300Recommended Databases for Patent Searches


  • ESPACENET: Searchable database comprising more than 90 million patent documents from around the worldepo-logo – Provided by the European Patent Office


  • PATENTSCOPE: Search 58 million patent documents including 3 million published wipo-logointernational patent applications (PCT) – Provided by the World Intellectual Property Organization


  • GOOGLE  PATENTS: Includes over 87 million patent publications from 17 patent offices around the world, as
    well as many more technical documents and books indexed in Google Scholar and Google Books.New ideas are often published either as patent applications or in academic journals. If you google-patents-logoare searching for prior art to a patent application, it is critical in many fields to also search for non-patent literature to get a complete view of the state of the art.To make prior art searching easier, Google Patents includes a copy of the technical documents and books indexed in Google Scholar and Google Books. These documents have been machine-classified using the Cooperative Patent Classification scheme commonly used in patent searching to make finding documents easier.

You can seek professional advice for a Prior Art Search publishing a Free Post on


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