5 Key Takeaways | Rolling with the Legal Punches: Resetting Patent Strategy to Address Changes in the Law
Verdict in T-Cell Immunotherapy IP Case Tests 'Reasonable Royalty' Concept for Large Damage Awards
In In re: Xencor, Inc., the US Court of Appeals for the Federal Circuit confirmed that the limiting preamble of a Jepson claim must be supported by the specification with “sufficient written description.” In its decision, the...more
The US Court of Appeals for the Federal Circuit found a Jepson claim unpatentable where the specification did not provide adequate written description for the portion of the claim purporting to recite what was already well...more
In re: Xencor, Inc., Appeal No. 2024-1870 (Fed. Cir. Mar. 13, 2025) Our case of the week is an appeal from a decision of the Appeals Review Panel of the Patent Trial and Appeal Board, concerning Xencor’s patent application...more
Addressing a preliminary injunction in patent litigation related to the Biologics Price Competition and Innovation Act (BPCIA), the US Court of Appeals for the Federal Circuit upheld the district court’s grant of a...more
BIOGEN INTERNATIONAL GMBH V. MYLAN PHARMACEUTICALS INC. Before O’Malley, Reyna, and Hughes. Appeal from the United States District Court for the Northern District of West Virginia. Summary: A specification may not...more
The October 5, 2017 Federal Circuit decision in Amgen Inc. v. Sanofi is getting a lot of attention for its commercial impact, because the court vacated the permanent injunction that prevented Sanofi and Regeneron from...more
The ruling found that the use of such evidence was proper for written description and enablement....more