Fish is the most active firm in post-grant proceedings at the Patent Trial and Appeal Board, representing clients as both petitioner and patent owner in post-grant proceedings across a wide range of industries.


Webinar Series: The Two Sides of the Coin in Post-Grant Practice: Petitioner and Patent Owner Estoppel.

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Fish obtains first-ever PGR reversal at Federal Circuit in Altaire Pharmaceuticals, Inc. v. Paragon Bioteck, Inc.

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Meet our post-grant team, and learn more about our experience with proceedings at the USPTO.

Meet Team

Post-Grant Radio

A series of podcasts dedicated to the discussion of developments in post-grant proceedings.

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Fish & Richardson Named #1 PTAB Law Firm for 2017 by Managing Intellectual Property

Fish & Richardson Named 2016’s Top Firm in the PTAB

Fish & Richardson Tops List of Busiest Firms at Patent Trial and Appeal Board

Fish & Richardson Named 2017 Inter Partes Review Firm of the Year by LMG Life Sciences

Featured Team Members

Principal | Washington, DC

David Holt

David Holt is a Principal in the Washington, D.C., office of Fish & Richardson. His practice…

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Principal | Delaware

Martina Tyreus Hufnal

Martina Tyreus Hufnal is a Principal in the Delaware office of Fish & Richardson. Her practice…

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Principal | Twin Cities

Stuart Nelson

Stuart A. Nelson is a Principal in the Patent group at Fish & Richardson’s Twin Cities…

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Principal | Washington, DC

Brian Livedalen

Mr. Livedalen’s practice is focused on all aspects of patent litigation in federal district court and…

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