John Matthew Zigmant

4.4 (30 reviews )

San Francisco California United States

Intellectual Property Law Patent Law

Recognized in Ones to Watch since 2025

415-576-0200 Website

About John

John Matthew Zigmant is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law and Patent Law.John Matthew, who practices law in San Francisco, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John Matthew is held by other top lawyers in the same geographic and legal practice area.

John Matthew Zigmant is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law and Patent Law.

John Matthew, who practices law in San Francisco, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John Matthew is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Intellectual Property Law

Patent Law

Education

Santa Clara University

Awards & Recognition

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Reviews

4.4 / 5

30 Reviews

1,035 Profile Views

Martin Brekke

Feb 02, 2026

Many thanks to John Matthew Zigmant for the hard work and dedication to my legal matter

Best lawyer for Intellectual Property Law in San Francisco. Period. I've seen others, but John Matthew Zigmant is on another level. They truly care about their clients and work hard to get the best re...

Fred Heathcote

Feb 02, 2026

Outstanding experience with John Matthew Zigmant in San Francisco - truly the best legal team

If you're looking for someone who actually cares and will fight for you, go to John Matthew Zigmant. They helped me out big time with my Intellectual Property Law issue and kept me informed at every s...

Earnest Rosenbaum

Feb 02, 2026

Highly recommend John Matthew Zigmant for anyone needing expert Intellectual Property Law help in California

Short and sweet: John Matthew Zigmant is the real deal and a true professional in the field of Intellectual Property Law. If you're in San Francisco and need help with your legal issues, call them imm...

Gerald McDermott-Mosciski

Feb 02, 2026

The absolute best in San Francisco for Intellectual Property Law - and I mean that from the bottom of my heart

I didn't think I'd find such a good lawyer in California, but here we are and I am thoroughly impressed. John Matthew Zigmant is just awesome and exceeded all my expectations. No complaints at all! Th...

Lynn Stiedemann

Feb 02, 2026

I was completely overwhelmed until I found John Matthew Zigmant for my Intellectual Property Law case

I was skeptical about hiring a lawyer for my Intellectual Property Law issue in San Francisco, but John Matthew Zigmant changed my mind completely. They were professional, responsive, and most importa...