Assignor Estoppel Question in PTAB Decision to Institute Is Not Reviewable: Fed. Cir. | Practical Law
In Husky Injection Molding Sys. v. Athena Automation Ltd., the US Court of Appeals for the Federal Circuit dismissed a patent owner's appeal from the Patent Trial and Appeal Board (PTAB) for lack of jurisdiction, holding that it could not review whether assignor estoppel prevented the PTAB from instituting an inter partes review.