Cox Communications Inc. v. Sprint Communications Co. LP, 2016-1013

In an infringement action involving patents that relate to developments in voice-over-IP technology, the District Court’s judgment that the claims are are invalid as indefinite under 35 U.S.C. section 112 is reversed where ‘processing system’ does not prevent the claims, read in light of the specification and the prosecution history, from informing those skilled in the art about the scope of the invention with reasonable certainty.

Appellate Information

  • Argued
  • Submitted
  • Decided
  • Published 2016/09/23



  • United States Federal Circuit


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