Free Patent Search Databases

From Vinodksingh


Patent Search

  • USPTO - US published and Application patents
  • EPO - access to European patents by country, EP, Japanese, and World Patents
  • Patent Storm - US patent search, by number, inventor, IPC and publication date.

Patent File History

  • PAIR - allows you to see US Patent Office processing information on patents and applications - can be very helpful. With more recent patents it lets you see a lot of materials in the "file wrapper".

Patent Family


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