Explore Judge Evan J Wallach's 3 rulings on doctrine of equivalents in patent law. AI-powered summaries and legal analysis.
CAFC: Generic Drug Maker Did Not Induce Infringement of Method-of-Use Patent
Duke University v. Sandoz Inc., decided by Federal Circuit on November 18, 2025, resulted in a defendant win outcome. The case concerns the validity of a patent for a drug used to treat rheumatoid art...
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 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 3 doctrine of equivalents in patent law cases decided by Judge Evan J Wallach. The count updates as new opinions are published.
Based on tracked cases, outcomes include: Defendant Win: 3.
Judge Evan J Wallach has decided doctrine of equivalents in patent law cases in: cafc.