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Appeals Prescription Drugs Doctrine of Equivalents

Knobbe Martens

Litigation Update | July 2025

Knobbe Martens on

JANSSEN PHARMACEUTICALS, INC. v. TEVA PHARMACEUTICALS USA, INC. - Before Prost, Reyna, and Taranto. Appeal from the United States District Court for the District of New Jersey. The Federal Circuit found that claims reciting a...more

McDermott Will & Schulte

The Devil Is in the Details: Bioequivalence, In Vitro Testing Not Enough to Establish Infringement

McDermott Will & Schulte on

Addressing for the first time the issue of whether bioequivalence data and in vitro testing can show that an abbreviated new drug application (ANDA) product with different immediate and delayed release portions infringed on a...more

Ladas & Parry LLP

UK Supreme Court Decision In Actavis V. Eli Lilly – Doctrine Of Equivalents Recognized

Ladas & Parry LLP on

In its decision of July 12, 2017 in Actavis v. Eli Lilly, the Supreme Court of the United Kingdom for the first time formally adopted the concept of a doctrine of equivalents when considering what constituted an infringement...more

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