New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
Inter Partes Review: Validity Before the PTAB
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 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
Federal Circuit Summary - Before Reyna, Wallach, and Taranto. Appeal from the Patent Trial and Appeal Board. Summary: A party must file a cross-appeal when their argument requires modification of a decision. Under the...more
Federal Circuit Summary - Before Prost, Schall, and Chen. Appeal from the Patent Trial and Appeal Board. Summary: The plain language of 35 U.S.C. § 311(a) unambiguously leaves no room for assignor estoppel to apply in...more