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A panel of judges at the Patent Trial and Appeal Board (“the Board”) recently estopped a Petitioner from joining a petition for inter partes review under 35 U.S.C. § 315(e)(1). The panel’s order denying institution and joinder is notable for i (More)
Justus Getty wrote: Collateral Estoppel in an IPR
When a patent or patent family is subject to multiple validity challenges, a petitioner in an inter partes review may seek to assert collateral estoppel to preclude relitigation of issues decided in a previous proceeding. Collateral estoppel, which i (More)