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  • Search for patents | USPTO
    Find existing patents, published patent applications and other published patent documentation
  • News and updates | USPTO
    Get the latest information on the USPTO Filter to press items, speeches and testimony, and other news items announced by the agency
  • United States Patent and Trademark Office
    Home page of the United States Patent and Trademark Office's main web site
  • Assignment Center
    Access the Assignment Center to securely manage patent assignments and search for recorded assignment information
  • Search our trademark database | USPTO
    A search you complete before applying for a trademark registration to make sure your trademark is available to register for your particular goods or services, and to make sure that no other trademark conflicts with it
  • Forms for patent applications | USPTO
    For general assistance in completing the patent forms below or to request paper copies of the forms, contact the USPTO Contact Center Division at 1-800-786-9199 (1-800-PTO-9199) or 571-272-1000, and select option 2 To report a problem with a fillable patent form, please email ebc@uspto gov
  • Patent Public Search | USPTO
    A powerful, flexible web-based patent search application that improves the overall patent searching process It includes two user selected interfaces that provide enhanced access to prior art
  • System status and availability | USPTO
    Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities


















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