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No Motivation to Combine May Not End the Obviousness Inquiry, PTAB Litigation Blog

February 2019

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In Polygroup Limited MCO v. Willis Electric Company, Ltd., the Federal Circuit reversed and remanded the PTAB’s findings of patentability in light of several obviousness arguments presented by the petitioner, concluding that the PTAB had applied erroneous claim constructions and failed to properly consider all of the petitioner’s arguments. In this case, the petitioner challenged multiple claims, relying on a number of prior art references to demonstrate obviousness.

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