LAWYER PROFILE
William Jay

William Jay

USA 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 2 practice areas

Intellectual Property: Appellate

USA - Nationwide

4 years ranked

About

Provided by Paul, Weiss, Rifkind, Wharton & Garrison LLP

USA

Practice Areas

Attorney bio can be found here: https://www.paulweiss.com/professionals/partners-and-counsel/william-m-jay

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Appellate Law - USA - Nationwide

Band 1
Band 1

Individual Editorial
William Jay has a wealth of experience acting for clients in the Supreme Court and wider federal appellate courts, with particular expertise in IP matters.

Intellectual Property: Appellate - USA - Nationwide

Band 1
Band 1

Individual Editorial

William Jay has impressive depth and breadth of experience litigating major IP appeals at the Federal Circuit and Supreme Court. HIs client base includes both tech and life sciences companies.

Strengths

Provided by Chambers

  • He combines an incredible degree of smarts with practicality and intuition. He knows what appeals to judges. The unusual combination of his disarmingly non-confrontational, charming style with unbelievable IQ and hard work makes him unstoppable.

    Appellate LawChambers Guide to the USA
  • He's the epitome of what a lawyer should be – calm, incredibly good on his feet and can familiarize himself with technicals very quickly.

    Appellate LawChambers Guide to the USA
  • Willy Jay is probably the best appellate lawyer I've ever worked with. He's fantastic and crystal-clear in his briefs. He's got us amazing results.

    Appellate LawChambers Guide to the USA
  • Willy is the premier appellate lawyer in the life sciences industry.

    Appellate LawChambers Guide to the USA
  • Mr. Jay is an excellent and highly capable appellate advocate, who becomes an expert in the matters he is handling.

    Intellectual Property: AppellateChambers Guide to the USA
  • William is an excellent appellate lawyer. His ability to take a tremendous amount of complex information and distill it down to the very salient points needed in the appellate setting is unmatched.

    Intellectual Property: AppellateChambers Guide to the USA

Ranked Individuals at Paul, Weiss, Rifkind, Wharton & Garrison LLP (147)

California

Delaware

District of Columbia

Illinois

New York

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