Following the U.S. Supreme Court’s invalidation of a counterpart U.S. patent in the same family for lack of enablement (21-757 Amgen Inc. v. Sanofi (05/18/23) (supremecourt.gov)), the UPC has now rendered a decision on its...more
The Supreme Court's (re)consideration of the enablement requirement expected in its decision later this year in Amgen v. Sanofi may be the most closely watched patent case since AMP v. Myriad Genetics. But in a decision...more
July 1, 2021 In a development having significant ramifications for many biopharma companies, the Federal Circuit has denied Amgen’s petition for rehearing en banc a decision invalidating a genus patent covering its antibody...more
An en banc rehearing petition to the Federal Circuit seeks to breathe life back into the widespread practice of patenting a genus of compounds by claiming their common functional characteristics. This claiming practice was...more
In a precedential opinion in Amgen Inc. et al. v. Sanofi, Aventisub LLC, et al., No. 20-1074 (Fed. Cir. 2021) issued on February 11, 2021, the Federal Circuit affirmed the decision of the United States District Court for the...more
A little less than four years ago, the Federal Circuit rendered a decision in Amgen Inc. v. Sanofi that brought clarity to how the Court (and U.S. Patent and Trademark Office) should apply the written description requirement...more
IDENIX PHARMACEUTICALS LLC v. GILEAD SCIENCES INC. Before Prost, Newman, and Wallach. Appeal from the United States District Court for the District of Delaware. Summary: Synthesizing and screening tens of thousands of...more
Finding that the number of possible embodiments that could fit within the limitations of the asserted claims numbered in the “tens of thousands,” the US Court of Appeals for the Federal Circuit held that the claims were not...more