Drugmakers and other companies in the life sciences industry seeking to invalidate patents have another arrow in their quiver thanks to a recent federal court decision....more
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
On March 13, 2025, the US Court of Appeals for the Federal Circuit (Federal Circuit) issued a decision titled In Re: Xencor, Inc. (the Xencor decision). The Xencor decision affirms the decision of the Appeals Review Panel...more