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.


View replays of our Post-Grant for Practitioners webinar series

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Stay up to date on recent press releases, news, and case updates from Fish Post-Grant

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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.

Listen Now


Fish & Richardson Named IP Practice Group of the Year by Law360

Ranked #1 PTAB Law Firm in the U.S. by Managing Intellectual Property

14 Principals Named “Life Sciences Stars” by LMG Life Sciences

Fish & Richardson Named IP Boutique Firm of the Year by LMG Life Sciences

Fish is a founding member and Diamond Seed Funder of the PTAB Bar Association

Featured Team Members

Principal | Washington, DC

John Hayden

John F. Hayden is a Principal in the Washington, DC, office of Fish & Richardson. He...

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Principal | Delaware

Martina Tyreus Hufnal

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

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Principal | Austin

Kenneth Darby

Kenneth Darby is a Principal in Fish & Richardson’s Austin office. Mr....

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Principal | Twin Cities

Grace Kim

Grace Kim is a Principal in the Twin Cities office of Fish & Richardson. Her...

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