In Arcelormittal Atlantique et Lorraine v. AK Steek Corp., [2017-1637] (November 5, 2018), the Federal Circuit vacated and remanded the district court’s grant of summary judgment of non-infringement of U.S. Patent Nos. 6,296,805, RE 44,153, and RE 44,940 on collateral estoppel grounds, … Continue reading Collateral Estoppel Does Not Apply Where the Accused Product is Different