Explore Judge Richard G Taranto's 7 rulings on doctrine of equivalents in patent law. AI-powered summaries and legal analysis.
Federal Circuit Affirms Non-Infringement of Therapeutic Device Patent
Range of Motion Products, LLC v. Armaid Company Inc., decided by Federal Circuit on February 2, 2026, resulted in a defendant win outcome. The core dispute centered on whether Range of Motion Products...
CAFC Affirms Non-Infringement of Ethanol Sensor Patent
Ethanol Boosting Systems, LLC v. Ford Motor Company, decided by Federal Circuit on December 23, 2025, resulted in a defendant win outcome. The core dispute centered on whether Ford Motor Company infri...
CAFC: "Best Efforts" Requires More Than Reasonableness in Patent Licensing
Duke University v. Sandoz Inc., decided by Federal Circuit on November 18, 2025, resulted in a plaintiff win outcome. The core dispute involved the interpretation of a "best efforts" clause in a paten...
Federal Circuit Affirms Non-Infringement of Aortic Valve Patent
Aortic Innovations LLC v. Edwards Lifesciences Corporation, decided by Federal Circuit on October 27, 2025, resulted in a defendant win outcome. The core dispute centered on whether Edwards Lifescienc...
Federal Circuit Affirms Non-Infringement of Glaucoma Treatment Patent
Eye Therapies, LLC v. Slayback Pharma LLC, decided by Federal Circuit on June 30, 2025, resulted in a defendant win outcome. The core dispute centered on whether Slayback Pharma LLC infringed Eye Ther...
CA3 Affirms Enbrel Patent Infringement, Reverses Willfulness Finding
Amgen Inc v. Celltrion USA Inc, decided by Third Circuit on June 5, 2025, resulted in a mixed outcome. The Third Circuit affirmed the District Court's finding of infringement of Amgen's patents for it...
Federal Circuit Affirms Non-Infringement of Semiconductor Patents
Hd Silicon Solutions LLC v. Microchip Technology Inc., decided by Federal Circuit on February 6, 2025, resulted in a defendant win outcome. The core dispute centered on whether Microchip Technology In...
CaseLawBrief tracks 7 doctrine of equivalents in patent law cases decided by Judge Richard G Taranto. The count updates as new opinions are published.
Based on tracked cases, outcomes include: Defendant Win: 5, Plaintiff Win: 1, Mixed: 1.
Judge Richard G Taranto has decided doctrine of equivalents in patent law cases in: cafc, ca3.