Selwyn_Mark

Mark D. Selwyn

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Selwyn_Mark

Mark D. Selwyn

Partner

  • Co-Chair, Intellectual Property Litigation Practice Group
Palo Alto + 1 650 858 6031

Mark Selwyn is a partner in the Litigation/Controversy Department and co-chair of the Intellectual Property Litigation Practice Group. He joined the firm in 1994.

Mr. Selwyn’s practice focuses on intellectual property litigation. Major corporations have relied on him to litigate biomedical, electrical, chemical, mechanical, and business method patents involving a diverse array of technologies, including wireless communications, electronic commerce, digital cameras, solid state disk drives, location sensing, biosensors, water and wastewater filtration, integrated circuits and angioplasty catheters. He has represented clients in dozens of patent and other intellectual property cases in federal courts throughout the country and before the International Trade Commission (ITC). Mr. Selwyn counts among his clients many of Silicon Valley’s most prominent technology companies.

Mr. Selwyn is a member of the California Bar Foundation's Board of Directors.

  • Chambers USA Recognizes Mark Selwyn Among Nation's Best for Intellectual Property

    Chambers USA announced its rankings for the 2022 edition and named Partner Mark Selwyn as a leader in his field.

    June 1, 2022
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  • Mark Selwyn Named a Top Intellectual Property Lawyer by Daily Journal

    Palo Alto-based Mark Selwyn, co-chair of the firm’s IP Litigation Practice, has been named by the Daily Journal as one of its Top Intellectual Property Lawyers for over 10 years. This exclusive list honors California lawyers who have achieved exceptional accomplishments in the field.

    April 22, 2022
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  • Mark Selwyn Recognized as a West Trailblazer by The American Lawyer

    Mark Selwyn has been named as a 2021 West Trailblazer by The American Lawyer. The honor recognizes professionals who have made in the West who have made an impact in the legal industry.

    September 3, 2021
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Recognition

  • Award Text

    Recognized as an IP Star

    Managing IP

    2013-2023

  • Award Text

    Leading Lawyer for Intellectual Property

    Chambers USA

    2005-2023

  • Award Text

    Top Intellectual Property Lawyer in California

    Daily Journal

    2008-2016, 2019-2023

  • Named to the Daily Journal's list of Top Verdicts of 2022 for leading a pro bono team of WilmerHale attorneys who achieved a significant win for United Farm Workers and the UFW Foundation.
  • Recognized as a West Trailblazer by The American Lawyer for its inaugural edition in 2021 and named a 2019 California Trailblazer by The Recorder, an honor recognizing professionals who have made “significant marks on the practice, policy and technological advancement of their practice.”
  • Named to Daily Journal's exclusive lists of the Top Intellectual Property Lawyers in California (2008–2016 and 2019–2023) and Top 100 Lawyers in California (2013, 2022–2023).
  • Regularly recognized by Chambers USA Guide in California for intellectual property patent litigation. Sources say he is "substantively excellent. He knows the law and is fantastic at all levels—from trial to appeal."
  • Named a "Litigation Star" by Benchmark Litigation (2012-2013, 2021-2022 and 2024).
  • Selected as a 2013–2023 IP Star by Managing IP, a guidebook that identifies leading IP lawyers in the United States.
  • Selected by his peers for inclusion in the 2017–2021 editions of the Best Lawyers in America.
  • Named a 2013–2023 leading practitioner for patent litigation by IAM Patent 1000: The World's Leading Patent Practitioners.
  • Named a "Life Sciences Star" in the 2012–2023 editions of LMG Life Sciences for intellectual property.
  • Recommended by The Legal 500 United States for his work in patent litigation at the International Trade Commission in 2018.
  • Recognized among "the finest law firm writers" of 2017 by the Burton Awards.
  • Named a leading IP practitioner in the 2016–2021 World Intellectual Property Review (WIPR) guides.
  • Recognized as a Northern California Super Lawyer for his IP litigation practice (2009–2023); and named as one of the "Top 100 Attorneys in Northern California" by Super Lawyers magazine (2015, 2011).
  • Selected as one of Lawdragon Magazine's "500 Leading Lawyers in America" in 2013.
  • Recognized as a "Massachusetts Super Lawyers Rising Star" in intellectual property litigation in the May 2005 edition of Boston Magazine.
  • Named to the Lawdragon 500 Leading Litigators in America list.

Insights & News

View all of Mark's insights & news

Credentials

  • Education

    • JD, Columbia Law School, 1993

      Harlan Fisk Stone Scholar; Articles Editor, Columbia Journal of Law and Social Problems

    • AB, Harvard University, 1990

      magna cum laude John Harvard Scholar

  • Admissions

    • California

    • Massachusetts

    • New York

  • Clerkships

    • The Hon. Naomi Reice Buchwald, US District Court for the Southern District of New York, 1993 - 1994

Credentials

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