On March 13, 2025, the U.S. Court of Appeals for the Federal Circuit affirmed a five-year patent term extension (“PTE”) for Merck’s sugammadex patent, holding that the district court had correctly calculated PTE based on the...more
Addressing for the first time how patent term adjustments (PTAs) interact with obviousness-type double patenting (ODP), the US Court of Appeals for the Federal Circuit concluded that when members of a patent family have...more
In re Cellect, LLC, Appeal Nos. 2022-1293, -1294, -1295, -1296 (Fed. Cir. Aug. 28, 2023) In a significant appeal from ex parte reexamination proceedings before the Patent Trial and Appeal Board, the Federal Circuit...more
Last week, the Federal Circuit held that obviousness-type double patenting trumps patent term adjustment, opening the door for invalidity attacks that to date had been questionable. In re Cellect was an appeal from a...more
A Post-URAA Patent that Issues After but Expires Before a Related Pre-URAA Patent Is Not a Double-Patenting Reference Against the Pre-URAA Patent - In Novartis Pharmaceuticals Corp. v. Breckenridge Pharmaceutical Inc.,...more
Federal Circuit Summary - Before Moore, Chen, and Hughes. Appeal from the United States District Court for the District of Delaware. Summary: Obviousness-type double patenting does not invalidate an otherwise validly...more