New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
Inter Partes Review: Validity Before the PTAB
On June 16, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) vacated and remanded two final written decisions by the Patent Trial and Appeal Board (“PTAB”) that found several claims of Ancora Technologies,...more
Precedential and Key Federal Circuit Opinions - ALNYLAM PHARMACEUTICALS, INC. v. MODERNA, INC. [OPINION] (2023-2357, 06/04/2025) (Taranto, Chen, Hughes) - Taranto, J. The Court affirmed the district court’s claim...more
An argument could be made that one of the most significant Supreme Court decisions in U.S. patent law in the last thirty years was Dickinson v. Zurko. In that case the Court held that the Federal Circuit was bound by the...more
When prosecuting a patent with similar language across various claims make sure your claim terms have different meanings, otherwise, during litigation you may lose the strategic opportunity to keep some claims valid if others...more
Restem filed a petition for inter partes review of U.S. Patent No. 9,803,176, directed to stem cells obtained from umbilical cord tissue and isolated through a two-step process to create a specific cell marker expression...more
The evolution of subject matter eligibility after the Supreme Court's decisions in Prometheus v. Mayo, Alice v. CLS Bank, and Association for Molecular Pathology v. Myriad Genetics has resulted in a regime of predictable...more
The US Court of Appeals for the Federal Circuit reversed the Patent Trial & Appeal Board’s final determination that challenged patent claims were not unpatentable, finding that the Board’s decision relied on an erroneous...more
On May 23, 2025, the United States Court of Appeals for the Federal Circuit (“CAFC”) issued a precedential opinion reversing a final written decision from the U.S. Patent Trial and Appeal Board (“PTAB”) finding the challenged...more
Precedential and Key Federal Circuit Opinions - ECOFACTOR, INC. v. GOOGLE LLC [OPINION] (2023-1101, 5/21/2025) (Lourie, Dyk, Prost, Reyna, Taranto, Chen, Hughes, Stoll, Stark) - Moore, C.J. The en banc Court reversed...more
Qualcomm Incorporated v. Apple Inc., No. 23-1208 (Fed. Cir. 2025)—On April 23, 2025, the Federal Circuit reversed the Patent Trial and Appeal Board’s finding that claims of Qualcomm’s U.S. Patent No. 8,063,674 (“the ’674...more
On April 18, 2025, the Court of Appeals for the Federal Circuit (CAFC) ruled in Recentive Analytics Inc. v. Fox Corp. et al. that new uses for established machine learning do not make the claims patent-eligible....more
On May 7, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) affirmed a decision by the U.S. District Court for the District of Delaware (“district court”) that found claims of two IOENGINE, LLC (“IOENGINE”)...more
The legal landscape quaked, and clients and counsel continue to navigate the tremors. More than 40 years of precedent was upended in May 2024 when a federal circuit court struck down the Rosen-Durling test for assessing...more
Requesters should make sure to double cite to non-provisional and provisional if they require a provisional filing date for prior art....more
Upending decades of continuity in the world of design patents, the United States Court of Appeals for the Federal Circuit (“CAFC”), sitting en banc in LKQ Corporation v. GM Global Technology Operations LLC, overturned the...more
As we have previously written about, the United States Court of Appeals for the Federal Circuit (“Federal Circuit”) has granted a petition for an en banc rehearing of LKQ Corp. et al v. GM Global Technology to rule on the...more
In a recent decision, the Court of Appeals for the Federal Circuit (“CAFC”) resolved district court splits regarding obviousness-type double patenting (“ODP”) by holding that ODP is still a valid challenge to patent validity...more
In a surprising move, the Court of Appeals for the Federal Circuit (“CAFC”) has granted a petition for rehearing en banc on the issue of whether the test for determining obviousness of design patents has been overruled by the...more
Earlier this month, in University of Strathclyde v. Clear-Vu Lighting LLC, the Court of Appeals for the Federal Circuit (“the CAFC”) reversed a decision by the Patent Trial and Appeal Board (“the Board”) that found claims 1-4...more
Over the last seven years there has been commotion in Obviousness-type Double Patenting (“ODP”) practice. One of the latest cases to spur a considerable amount of interest is Mitsubishi Tanabe Corp. v. Sandoz, Inc., which is...more
Earlier this month, in the precedential decision M & K Holdings v. Samsung Electronics Co., the Court of Appeals for the Federal Circuit (“the CAFC”) upheld the Patent Trial and Appeal Board (“the Board”) in finding certain...more
On December 18, 2019, the United States Court of Appeals for the Federal Circuit, in Fox Factory v. SRAM, Nos. 2018-2024 and 2018-2025, reversed the Board’s Final Written Decision in a pair of inter partes reviews (“IPRs”)...more
In Southwire Co. v. Cerro Wire LLC, the Federal Circuit upheld the USPTO decision rendered in an inter partes reexamination proceeding that found Southwire’s patent invalid as obvious. Although the court found that the USPTO...more
In a split decision with Judge Lourie dissenting, the Federal Circuit vacated an obviousness rejection that had been affirmed in an ex parte appeal to the USPTO Patent Trial and Appeal Board. The decision was rendered in In...more
As we previously reported last year, in the ongoing Janssen v. Celltrion litigation concerning Celltrion’s Inflectra®, a biosimilar of Janssen’s Remicade® (infliximab), Janssen appealed the district court’s partial final...more