CAFC Rules Petitioner has Burden of Proof to Demonstrate Unpatentability of Patent Owner’s Amended Claims in an Inter Partes Review

On October 4, 2017, the U.S. Court of Appeals for the Federal Circuit (CAFC) sitting en banc, ruled that the petitioner has the burden of persuasion with respect to demonstrating unpatentability of amended claims proposed by the patent owner in an inter partes review (IPR). Aqua Products v. Matal, 872 F.2d 1290, 124 USPQ2d 1257 […]

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