Judge Robinson Revisits IPR Estoppel, Seeking Federal Circuit Clarification

A district court recently reaffirmed its ruling that statutory estoppel does not apply to grounds of invalidity that could have been included in a petition for an inter partes review but weren’t, clearing the way for the defenda… Read More

Narrow Estoppel for IPR Petitioner Asserting Prior Art in District Court

A district court recently interpreted the statutory estoppel from an Inter Partes Review (IPR) to not apply to prior art that was publicly available at the time of the petition. Intellectual Ventures I LLC et al. v. Toshiba Corp.… Read More

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