LAWYER PROFILE
David L Anstaett

David L Anstaett

USA 2026

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Ranked in 1 practice area

About

Provided by Ashurst Perkins Coie – London, New York, Seattle, Sydney

USA

Practice Areas

Patent Litigation

Intellectual Property Law

Political Law

ITC Litigation

Litigation

Patent Appeals

Trial Practice

Biotechnology & Pharmaceutical

Medical Device

Life Sciences & healthcare

Career

David Anstaett primarily represents pharmaceutical and biotechnology clients in complex patent litigation. He has litigated patent infringement matters and licensing disputes in federal courts throughout the country and at the U.S. Court of Appeals for the Federal Circuit. David is a first-chair litigator who regularly leads successful trial teams in critical patent cases involving blockbuster drugs. David has also argued high-stakes pharmaceutical cases in inter partes review proceedings before the Patent Trial and Appeal Board. He counsels pharmaceutical companies on regulatory strategies and all aspects of the Hatch-Waxman Act.

David's practice also includes election and political law litigation and counseling.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Intellectual Property: Litigation - Wisconsin

Band 1
Band 1

Individual Editorial
David Anstaett operates a respected patent litigation practice with noted activity handling medical and pharmaceutical matters.

Strengths

Provided by Chambers

  • David is a skilled trial lawyer. He is effective in cross-examinations.

    Intellectual Property: LitigationChambers Guide to the USA
  • David is a very solid oral advocate.

    Intellectual Property: LitigationChambers Guide to the USA

Ranked Individuals at Ashurst Perkins Coie – London, New York, Seattle, Sydney (218)

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