Federal Circuit

Don’t Save The Best: Federal Circuit Confirms Broad Estoppel, PTAB Ltigation Blog

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The patent fight between Caltech and Broadcom/Apple made waves this month when the Federal Circuit vacated the $1.1 billion infringement award that Caltech had won in district court. To PTAB practitioners, however, the sea change caused by California Institute of Technology v. Broadcom Limited, No. 20-2222 (Fed. Cir. 2022), comes from the Federal Circuit taking the opportunity to clarify the scope of IPR estoppel.

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