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United States Supreme Court


Microsoft Corp. v. i4i Ltd. Partnership, 10-290

In a patent dispute involving the proper standard of proof for the defense of patent invalidity, judgement of the appeals court is affirmed where Section 282 of the Patent Act of 1952 requires an invalidity defense to be proved by clear and convincing evidence.

Appellate Information

  • Decided 06/09/2011
  • Published 06/09/2011

Judges

  • SOTOMAYOR

Court

  • United States Supreme Court

Counsel

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