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The Cisco Systems logo is seen as part of a display at the Microsoft Ignite technology conference in Chicago

U.S. top court rules against Cisco Systems in patent infringement fight

By Lawrence Hurley WASHINGTON (Reuters) - The U.S. Supreme Court on Tuesday ruled against Cisco Systems Inc over a patent infringement claim the tech giant is fighting. On a 6-2 vote, with Justice Stephen Breyer recused from the case, the court threw out a ruling by the U.S. Court of Appeals for the Federal Circuit in favor of Cisco. The case concerns a patent held by Commil USA LLC on a way to…