Six years ago, in Arthrex v. Smith & Nephew, the Federal Circuit held that Patent Trial and Appeal Board (PTAB) judges were principal officers.[1] That ruling garnered significant attention from ...
USPTO Director John Squires has narrowed the path for challenging patents at the Patent Trial and Appeal Board. Discretionary ...
On September 16, 2025, acting USPTO Director Coke Morgan Stewart released a memo instructing the Patent Trial and Appeal Board (PTAB) that if the Board is considering claims that have “already been ...
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