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This case addresses the application of issue preclusion in relation to the validity of three patents. In particular, this case focuses on the implications of decisions made during the dismissal of pending litigations and...more
On September 17, 2024, Judges Taranto, Chen and Cunningham of the United States Court of Appeals for the Federal Circuit (“CAFC”) upheld the invalidation of a patent belonging to Angel Technologies Group, LLC and dismissed...more
The Federal Circuit dismissed an appeal of a final written decision in an IPR based on issue preclusion where a district court had dismissed a complaint finding the patent claims subject-matter ineligible. The patentee had...more
Precedential and Key Federal Circuit Opinions - 1. IOENGINE, LLC V. VIDAL (21-1227 Lourie, Chen, Stoll) - Chen, J. The Court reversed in part and affirmed in part the Final Written Decisions of the Patent Trial and...more
On May 22, 2020, the Federal Court held that an action under the amended Patented Medicines (Notice of Compliance) Regulations (PMNOC Regulations) relating to saxagliptin (ONGLYZA) would not be rendered moot by the relevant...more
B.E. TECHNOLOGY, L.L.C. v. FACEBOOK, INC. Before Lourie, Plager, and O’Malley. Appeal from the United States District Court for the Western District of Tennessee. Summary: A decision on the merits is not a prerequisite...more
In reversing a district court decision as to whether a validity issue remained justiciable after the challenged claims were disclaimed, the US Court of Appeals for the Federal Circuit explained that the patent owner’s...more
The US Court of Appeals for the Federal Circuit affirmed a summary judgment of non-infringement based on invalidity of asserted reissue claims as impermissibly broadened, notwithstanding a covenant not to sue that the patent...more
Flipping the switch on the last remaining claims in the case, a Massachusetts Court recently dismissed as moot two defendants’ counterclaims for declaratory judgment of invalidity and unenforceability following a PTAB...more
In a case with a unique procedural history the Federal Circuit addressed whether claims amended during an ex parte reexamination proceeding required vacating a prior judgment of invalidity (on patent eligibility grounds) on...more
In June of this year, the Federal Circuit panel in Ariosa Diagnostics, Inc. v. Sequenom, Inc. invalidated a patent on the grounds of patent-ineligible subject matter. 788 F.3d 1371 (Fed. Cir. 2015). While the case is one of...more