Regeneron Pharmaceuticals, Inc. v. Mylan Pharmaceuticals Inc., Appeal Nos. 2024-1965, -1966, -2082, -2083 (Fed. Cir. Jan. 29, 2025) Our Case of the Week is a 31-page decision that touches on a variety of issues, including...more
Mirror Worlds Technologies, LLC ("Mirror Worlds") owns U.S. Patent Nos. 6,006,227; 7,865,538; and 8,255,439, which claim methods for storing, organizing, and presenting data in time-ordered streams on a computer system. In...more
Mirror Worlds Technologies, LLC v. Meta Platforms, Inc., Appeal Nos. 2022-1600, -1709 (Fed. Cir. Dec. 4, 2024) In this appeal from the United States District Court for the Southern District of New York, the Federal...more
In a precedential opinion, the Federal Circuit reversed a Patent Trial and Appeal Board (“PTAB”) decision in holding that certain claims of the Virtek patent (U.S. Patent No. 10,052,734) were unpatentable as obvious. See...more
Freshub, Inc. v. Amazon.com, Inc., Appeal Nos. 2022-1391, -1425 (Fed. Cir. Feb. 26, 2024) In the Court’s only precedential patent opinion this week, the Court affirmed a jury finding that use of Amazon’s “Alexa” products...more
VLSI Technology LLC v. Intel Corporation, Appeal No. 2022-1906 (Fed. Cir. December 4, 2023) In this week’s Case of the Week, the Federal Circuit vacated an approximately $2.2 billion damages award against appellant Intel...more
The US Court of Appeals for the Federal Circuit affirmed a jury’s noninfringement verdict, finding that the district court correctly interpreted the article “a” and antecedent “said” in the asserted claims to require that a...more
Precedential Federal Circuit Opinions - 1. ADASA INC. v. AVERY DENNISON CORPORATION [OPINION] (2022-1092, 12/16/2022) (Moore, Hughes, and Stark) - Moore, C.J. The Court affirmed in part, vacated in part, and remanded...more
Assignor Estoppel Does Not Apply in the IPR Context - In Arista Networks, Inc. v. Cisco Systems, Inc., Appeal Nos. 2017-1525, 2017-1577, the Federal Circuit held that the plain language of 35 U.S.C. § 311(a) unambiguously...more
ArcelorMittal Atlantique Et Lorraine v. AK Steel Corporation, Appeal No. 2017-1637 (Fed. Cir. Nov. 14, 2018) - In an opinion originally filed as sealed on Nov. 5 and unsealed on Nov. 18, the Federal Circuit vacated and...more
Acceleration Bay, LLC v. Activision Blizzard Inc., Appeal Nos. 2017-2084, -2085, -2095, -2096, -2097, -2098, -2099, -2117, 2118 (Fed. Cir. Nov. 6, 2018) In appeals of six inter partes review final decisions on three...more
Early last month, we reported that in the Amgen v. Hospira BPCIA litigation concerning Hospira’s Retacrit™ (epoetin alfa) biosimilar, Hospira had filed an appeal to the Federal Circuit from the Delaware district court’s final...more