Jonathan Patchen

About Jonathan
Jonathan is a nationally recognized trial and appellate lawyer with a distinguished track record in high-stakes tech and commercial litigation. He represents leading companies in complex civil disputes, including trials, arbitrations and appeals, and is known for his strategic judgment, courtroom presence and ability to deliver results in mission-critical matters.
Jonathan has successfully first-chaired jury and bench trials in federal and state courts, arbitrated high-value commercial disputes, and briefed and argued appeals with favorable outcomes. His litigation practice spans a spectrum of issues, with particular depth in First Amendment, trade secrets, intellectual property, breach of contract, fiduciary duty, corporate governance and professional liability disputes. Jonathan has extensive experience on both sides of disputes, having achieved multimillion-dollar results for clients and defeated potentially crippling claims.
With a client base that includes global leaders in consumer brands, biosciences, tech and financial services, Jonathan is a trusted advisor on complex tech-related disputes. He has extensive experience defending against trade secret misappropriation, employee mobility claims and fiduciary duty allegations, often in fast-moving, high-risk environments.
Jonathan combines deep legal acumen with a practical, business-oriented approach, making him a go-to advocate for companies navigating litigation with reputational, operational or financial stakes.
Education
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Harvard Law School
JD, magna cum laude, 2003 -
University of Wyoming
BA/BS, 2000
Court admissions
- US Court of Appeals for the Fifth Circuit
- US Court of Appeals for the Ninth Circuit
- US Court of Appeals for the Federal Circuit
- US District Court for the Northern District of California
- US District Court for the Southern District of California
- US District Court for the Eastern District of California
- US District Court for the Central District of California
- US District Court for the District of Colorado
Rankings and accolades
Litigation Counsel of America, fellow (2024)
Daily Journal: Top Trade Secrets Lawyers (2023)
The Legal 500 US: Recommended Lawyer in Dispute Resolution: General Commercial Disputes (2023 – 2024)
Benchmark Litigation: Litigation Star – Commercial (National, California) (2025)
Memberships and affiliations
- Northern District of California, lawyer representative (2020 – 2024), co-chair (2023 – 2024)
- Association of Business Trial Lawyers (ABTL), board of governors
- Association of Business Trial Lawyers (ABTL), Northern California chapter, membership co-chair
- Ninth Judicial Circuit Historical Society, advisory board member
- Edward J. McFetridge American Inn of Court
- Bar Association of San Francisco, judiciary committee, chair (2017)
- Bar Association of San Francisco, executive committee litigation section, chair (2014)
- Harvard Law School Association of Northern California, executive committee
- California Civility Task Force