Director Reviews Institution Decision Involving Interference Estoppel, PTAB Litigation Blog

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In Zynga Inc. v. IGT, IPR2022-00199, the USPTO Director, Kathi Vidal, sua sponte granted review and affirmed the decision instituting trial over patent owner’s argument that the Board erred in its application of interference estoppel with regard to U.S. Pat. No. 7,168,099 related to secure communications for networked video game software.

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