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?
The Trump administration is considering changing the U.S. patent maintenance fee structure from the existing three fixed flat fees to an annual, value‑based “tax” model where patent holders would pay 1%–5% of the estimated...more
After the Federal Circuit vacated and remanded the district court’s non-obviousness determination, the district court again found that Teva failed to show, by clear and convincing evidence, that the claims of Janssen’s patent...more
On July 18, 2025, the U.S. Court of Appeals for the Federal Circuit reversed a $106 million jury verdict in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, No. 2023-2153, finding that Colibri’s infringement claim under...more
On June 30, 2025, the Federal Circuit issued a precedential opinion in Eye Therapies v. Slayback Pharma in which the court interpreted the transition phrase “consisting essentially of” to be a closed term excluding other...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’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
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
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
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
AZURITY PHARMACEUTICALS, INC. v. ALKEM LABORATORIES LTD. Before Murphy, Moore, and Chen. Appeal from the United States District Court for the District of Delaware. Arguments and amendments made during prosecution of a parent...more
On April 15, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) affirmed the Patent Trial and Appeal Board’s (“Board”) decision finding all challenged claims of Sage Products, LLC’s patents anticipated based on...more
On December 20th, 2024, the Court of Appeals for the Federal Circuit issued an important decision in Teva Branded Pharmaceutical Products R&D v. Amneal Pharmaceuticals that impacts Orange Book (OB) listings for patents...more
The world of intellectual property law is always changing, and it can be difficult to keep up. Here are 13 developments in patent law so far in 2024 to help you stay in the know....more
On May 18, 2023, the Supreme Court affirmed the Federal Circuit’s (CAFC) decision on enablement in Amgen Inc. v. Sanofi, 987 F.3d 1080 (CA Fed. 2021). The Court thus left in place a significant CAFC decision making it more...more
Patent offices may reject a patent application with claims reciting using a composition to treat a disease, based on the requirement that the claimed treatment is not fully supported by the application. In the U.S., such...more
The Court’s reasoning in Amgen v. Sanofi upholds the Federal Circuit’s long-standing requirement to enable the full scope of a claimed invention. Since the Patent Act of 1790, patent law has required describing inventions...more
On May 18, 2023, the Supreme Court affirmed the Federal Circuit’s (CAFC) decision on enablement in Amgen Inc. v. Sanofi, 987 F.3d 1080 (CA Fed. 2021). The Court thus left in place a significant decision making it more...more
The U.S. Supreme Court on May 18, 2023 delivered its decision on the scope of the patent enablement requirement, set forth in 35 U.S.C. § 112, in the antibody dispute Amgen, Inc. v. Sanofi. While the parties obtained...more
The Court of Appeals for the Federal Circuit (“CAFC”) recently upheld a decision of the Patent Trial and Appeal Board (“PTAB”) that found some claims of U.S. Patent 8,815,830 (“the ’830 patent”) unpatentable as anticipated....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
Doctrine of equivalents (DOE) can be applied as a mechanism to hold a party liable for patent infringement even if the product or process does not literally infringe a patent claim, if the difference is “insubstantial”....more
Earlier this month, in GlaxoSmithKline LLC v. Teva Pharmaceuticals USA, Inc., a panel of the U.S. Court of Appeals for the Federal Circuit (CAFC) affirmed (2-1) upon rehearing its October 2020 decision that a labeling...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
As discussed in a previous blog post, since Mayo v. Prometheus, critics of medical treatment patents have advocated that such patents should be banned from patenting. While such arguments seemed futile based on the consistent...more
In Endo Pharmaceuticals Solutions, Inc. v. Custopharm Inc., the Federal Circuit affirmed the district court’s finding that two patents listed in the Orange Book for Aveed® had not been shown to be obvious. Although prior art...more