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Maintenance Fees Patent Trial and Appeal Board

Knobbe Martens

Life Science Update | August 2025

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The Trump administration is considering changing the U.S. patent maintenance fee structure from the existing three fixed flat fees to an annual, value‑based “tax” model where patent holders would pay 1%–5% of the estimated...more

Knobbe Martens

Canceled Patent Claims Do Not Entitle Former Patent Owner to a Refund

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CHRISTY, INC. v. UNITED STATES - Before LOURIE, REYNA, and HUGHES. Appeal from the Court of Federal Claims. Summary: The government’s refusal to refund patent issue and maintenance fees after patent claims are canceled...more

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