Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
Podcast: IP(DC): Inside Patent Reform Efforts, Anticipated Federal Circuit Appeals, and Patent Cases of the Upcoming Supreme Court Term
Is the Patent Litigation Boom Coming to an End?
On June 30, 2025, the Federal Circuit issued a precedential decision in Eye Therapies, LLC v. Slayback Pharma, LLC, reversing the Patent Trial and Appeal Board’s (PTAB’s) claim construction of the phrase “consisting...more
The landscape of patent law for artificial intelligence (AI) and machine learning (ML) innovations has become fraught with uncertainty. The U.S. Court of Appeals for the Federal Circuit's precedential opinion in Recentive...more
On May 12, 2025, the Federal Circuit issued a decision in Regents of the Univ. of California v. Broad Inst., Inc.1 concerning the ongoing priority dispute relating to competing inventor groups for the CRISPR-Cas9 eukaryotic...more
EYE THERAPIES, LLC v. SLAYBACK PHARMA LLC - Before Taranto, Stoll and Scarsi (sitting by designation). The patent’s prosecution history required a restrictive interpretation of the term “consisting essentially of.”...more
Patent law in many respects has its own language and idiosyncratic expressions, and one such respect involves so-called "transitional" words or phrases (discussed in greater depth in the Manual of Patent Examination Procedure...more
The Federal Circuit issued a precedential opinion in In re: Xencor, Inc.concerning written support for Jepson claims. The decision affirms the decision of the Appeals Review Panel (ARP) of the USPTO, which held that the...more
In a pivotal ruling for patent damages and standard-essential patent (SEP) litigation, the Federal Circuit vacated a $300 million award against Apple in a long-standing dispute with Optis Cellular Technology, LLC. See Optis...more
On June 9th, 2025, the Federal Circuit issued a decision in Acadia Pharms. Inc. v. Aurobindo Pharma Ltd., affirming the district court’s grant of summary judgment of no invalidity for obviousness-type double patenting (OTDP)...more
[MITEK SYSTEMS, INC., v. UNITED SERVICES AUTOMOBILE ASSOCIATION [OPINION]] - Before Taranto, Schall, and Chen. Appeal from the United States District Court for the Eastern District of Texas. The plaintiff could not seek...more
On May 12, 2025, the U.S. Court of Appeals for the Federal Circuit (CAFC) revived the Regents of the University of California’s (Regents) challenge to the Broad Institute’s CRISPR-Cas9 patents, overturning a 2022 decision by...more
The Federal Circuit’s decision in Eye Therapies, LLC v. Slayback Pharma, LLC provides further insight into the tools available for patent claim construction. The Federal Circuit had previously held that a patent’s...more
On June 16, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) vacated a $300 million damages award because the district court used a flawed verdict form, which included only a single, blanket question as to...more
OPTIS CELLULAR TECHNOLOGY, LLC v. APPLE INC. - Before Prost, Reyna, and Stark. Appeal from the United States District Court for the Eastern District of Texas. Patent plaintiffs have a right to a unanimous verdict on each...more
INGENICO INC. v. IOENGINE, LLC Before Dyk, Prost, and Hughes. Appeal from the United States District Court for the District of Delaware. IPR estoppel does not preclude reliance on public-use evidence that is substantively...more
In this episode of the Post-Grant Podcast, Andy Zappia, Nick Gallo, and Bryan Smith explore the evolving landscape of estoppel in inter partes review (IPR) and post-grant review (PGR) proceedings at the Patent Trial and...more
INCYTE CORPORATION V. SUN PHARMACEUTICAL INDUSTRIES, LTD. - Before Moore, Prost and Hughes. Appeal from the United States District Court for the District of New Jersey. A district court erred in issuing a preliminary...more
IN RE KOSTIC - Before Stoll, Clevenger, and Cunningham. Appeal from the Patent Trial and Appeal Board. When considering whether a reissue claim broadens the scope of the original patent, the PTAB determines the actual scope...more
ALNYLAM PHARMACEUTICALS, INC. v. MODERNA, INC. - Before Taranto, Chen, and Hughes. Appeal from the United States District Court for the District of Delaware. Once the high threshold for lexicography is met, there must be a...more
AGILENT TECHNOLOGIES, INC. v. SYNTHEGO CORP. - Before Prost, Linn, and Reyna. Appeal from the Patent Trial and Appeal Board. Obviousness does not require all claimed limitations to be expressly disclosed in a primary prior...more
On June 16, in Optis Cellular Technology v. Apple Inc., the Federal Circuit issued a decision reversing the district court on multiple grounds, including § 101 patent eligibility and trial procedure, in vacating infringement...more
RECENTIVE ANALYTICS, INC. v. FOX CORP. - Before Dyk, Prost, and Goldberg. Appeal from the United States District Court for the District of Delaware. The Federal Circuit found that claims applying established methods of...more
In April, the Federal Circuit issued a significant patent law ruling involving artificial intelligence. In Recentive Analytics, Inc. v. Fox Corp, the Court addressed a core question facing many AI-driven businesses: When are...more
Ancora Technologies, Inc. v. Roku, Inc., et al., Nos. 2023-1674, -1701 (Fed. Cir. (PTAB) June 16, 2025). Per curiam opinion, before Louri, Reyna, and Hughes. Ancora owns a patent directed to restricting unauthorized use of...more
Sterne Kessler’s U.S. IP Update is a newsletter delivering the latest developments in U.S. intellectual property law, tailored for companies and legal counsel in Korea. Stay informed on key court decisions, policy changes,...more
FRAUNHOFER-GESELLSCHAFT v. SIRIUS XM RADIO INC. - Before Lourie, Dyk, and Reyna. Appeal from the United States District Court for the District of Delaware. The defense of equitable estoppel requires showing that the...more