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Intellectual Property Litigation Burden of Proof Patent Ownership

Knobbe Martens

Collateral Estoppel Does Not Apply When the Prior Proceeding Applies a Lower Burden of Proof

Knobbe Martens on

Because there are different burdens of proof in IPRs and district court, collateral estoppel does not preclude a patent owner from asserting claims that are immaterially different from claims canceled in an IPR....more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

2023 PTAB Year in Review: Analysis & Trends: 2023 PTAB Case Highlights

Precedential Decisions - Penumbra, Inc. v. RapidPulse, Inc., IPR2021-01466, Paper 34 (March 10, 2023) (designated: November 15, 2023) (regarding prior art status under AIA § 102) The Director designated as precedential...more

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