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Patent Validity Evidence Expert Testimony

King & Spalding

USPTO Acting Director Stewart Limits Use of General Knowledge in IPR Petitions

King & Spalding on

On July 31, 2025, Acting USPTO Director Coke Morgan Stewart released a memo instructing the agency “that applicant admitted prior art (AAPA), expert testimony, common sense, and other evidence that is not ‘prior art...more

McDermott Will & Emery

The Use of Expert Opinions in ‘Reverse-Payment’ Settlement Cases Under Actavis - King Drug Company of Florence, Inc., et al. v....

McDermott Will & Emery on

Applying its previous rulings in related litigation and interpreting FTC v. Actavis, 570 U.S. 756 (2013), the U.S. District Court for the Eastern District of Pennsylvania was tasked with determining whether to preclude expert...more

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