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Address All Grounds

The PTAB Must Address All Grounds, Even After Final Written Decision, PTAB Litigation Blog

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Amazon.com, Inc. and Blizzard Entertainment, Inc. ("Amazon") filed a petition for inter partes review challenging the validity of AC Technologies S.A.’s ("AC") U.S. Patent No. 7,904,680. See IPR2015-01802. Amazon asserted three grounds of unpatentability in the petition. The Board instituted review on all challenged claims, but on only the first two grounds of unpatentability.

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