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Matthew Bellinger

Matthew S. Bellinger is a litigation partner in our Orange County office. He represents clients in all types of intellectual property disputes, including patent, trademark, trade dress, copyright, and unfair competition matters. He has represented clients in district courts throughout the country and in United States Patent and Trademark Office proceedings, including in Trademark Trial and Appeal Board opposition matters.

Mr. Bellinger has handled cases throughout the litigation process, from preliminary injunctions and motions to dismiss, claim construction, summary judgment, through trial and post-trial motions. Mr. Bellinger is also a registered patent attorney and, earlier in his career, was responsible for preparing and prosecuting patent applications involving a wide-range of technologies. Mr. Bellinger is a member of several community and professional groups, and served as President of the Orange County Chapter of the Federal Bar Association. 

Mr. Bellinger joined the firm in 2001 and became partner in 2007.

Clerk Experience

Judicial extern for The Honorable John Gleeson, U.S. District Court – Eastern District of New York, Summer 1998

Judicial extern for The Honorable Roanne Mann, U.S. District Court – Eastern District of New York, Fall 1999

Columbia Law School, J.D.
Rice University, B.A., Chemistry
State Bar of California
State Bar of Texas
U.S. Court of Appeals for the Federal Circuit
U.S. District Court – Central District of California
U.S. District Court – Southern District of California
U.S. Patent and Trademark Office
Consumer Products & Services

Aesthetics & Personal Care Products

Food & Beverage

Restaurants & Hospitality

Sporting Goods & Recreation

Fashion & Beauty



Medical Devices & Procedures


Minimally Invasive & Endoscopic Procedures

Copyright Litigation
Copyright Litigation
False Advertising Litigation
False Advertising Litigation
Inter Partes Review (IPR)
Patent Litigation
Patent Trial & Appeal Board (PTAB) Litigation
PostGrant Review (PGR)
Trademark & Brand Protection
Trademark and Brand Protection Litigation
Trademark and Brand Protection Litigation
Trademark Enforcement
Trademark Trial & Appeal Board (TTAB) Litigation 
TTAB Proceedings
Unfair Competition Litigation
Unfair Competition Litigation

  • Selected by peers for inclusion in The Best Lawyers in America® for his work in Intellectual Property Litigation and Trademark Law (2023 – 2024)
  • Recognized by The Legal 500 “United States” for Trademark Litigation (2023)

Federal Bar Association

Orange County Bar Association

Association of Business Trial Lawyers

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