Thomas Friel


Clients turn to me in complex patent cases where their core technologies – and often entire companies – are at stake.

+1 415 693 2162

Tom Friel is a senior trial lawyer specializing in patent and licensing litigation, trademark and copyright litigation, trade secret, unfair competition and other complex business cases. He represents clients of all sizes covering industries ranging from electronics to life sciences in big-ticket federal and state court litigations, judicial and private arbitrations and International Trade Commission (ITC) investigations. He is the former chair of Cooley's intellectual property litigation practice.

Download full bio

He [Tom] is experienced in all matters regarding patents and is great to work with. – Client Quote, Chambers USA

  • University of Michigan Law School
    JD, cum laude, 1977

  • University of Michigan - Ann Arbor
    BGS, magna cum laude, 1973

Admissions & Credentials



  • American Bar Association

  • The Bar Association of San Francisco

  • Santa Clara County Bar Association

  • International Trade Commission Trial Lawyers Association

Rankings & Accolades

    Daily Journal: Top 75 Intellectual Property Litigators in California

    Legal 500: Patent Litigation 

    Chambers USA: IP Litigation

    Best Lawyers in America: Patent Litigation

    Northern California SuperLawyers

    Euromoney Legal Group Guide to Leading U.S. Lawyers: Intellectual Property

    Euromoney Guide to the World's Leading Patent Law Experts

One of the best examples of legal work I have experienced in over four decades of working in the technology sector of Silicon Valley as both a manager and venture capitalist. Client Quote, Best Lawyers


+1 415 693 2162 office
+1 415 693 2222 fax

101 California Street
5th Floor
San Francisco, CA 94111-5800

Other Offices