United States Federal Circuit

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Return Mail Inc. v. United States Postal Service, 16-1502

Affirming the final written decision of the US Patent and Trademark Office and US Patent Trial and Appeal Board decisions that challenged patent claims were directed to ineligible subject matter because a method for handling undelivered mail was an abstract idea ineligible for patent after a long examination of the US Postal Service's standing in the matter.

Appellate Information

  • Argued
  • Submitted
  • Decided
  • Published 2017/08/28




  • United States Federal Circuit


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