Atty. Brett Johnston Williamson

Atty. Brett Johnston Williamson

Mr. Brett Johnston Williamson is a lawyer practicing biotechnology, patent infringement, intellectual property and technology and 5 other areas of law.

Newport Beach Newport Beach 37 yrs experience 37 year
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Profile Summary

About Brett Johnston Williamson at a glance

Brett Johnston Williamson is a Partner and Office Head, Newport Beach Office based in Newport Beach, California, practicing at O'Melveny & Myers LLP. They have 37+ years of legal experience, licensed to practice since 1989. Their practice focuses on patent, trademark, copyright, ip, and litigation. Admitted to practice in California U.S. District Court, Northern, Eastern, Central, and Southern Districts of California, an (1989), New York (2015), and District of Columbia (2015). Educated at University of Southern California (J.D. Order, 1989) and University of California, Irvine (B.A., 1986). Recognitions include AV Preeminent. Active member of Intellectual Property Section) American Intellectual Property Law Association (AIPLA) Orange County Bar Association Association of Business Trial Lawyers (ABTL) (Orange County Chapter, American Bar Association State Bar of California. Serands clients in Newport Beach, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Brett Johnston Williamson is a lawyer practicing biotechnology, patent infringement, intellectual property and technology and 5 other areas of law
  • Brett received a B.A. degree from University of California, Irvine in 1986, and has been licensed for 37 years
  • Brett practices at O'Melveny & Myers LLP in Newport Beach, CA

Practice Areas Explained

Brett Johnston Williamson's Areas of Practice

Each practice area below reflects the types of cases Brett Johnston Williamson handles, with a brief overview of what that area of law covers.

Patent Law

Brett Johnston Williamson is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in California →

Trademark Law

Brett Johnston Williamson is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in California →

Copyright Law

Brett Johnston Williamson is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in California →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Brett Johnston Williamson is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in California →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Brett Johnston Williamson is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Jurisdictional Context

Why local counsel matters in California

Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Newport Beach are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.

Looking for additional California attorneys? Browse all attorneys in Newport Beach or all attorneys in California.

Frequently Asked

Common questions about Brett Johnston Williamson

Where is Brett Johnston Williamson's law office located?
Brett Johnston Williamson's law practice is located in Newport Beach, California. The firm is O'Melveny & Myers LLP. You can contact the office directly through this profile page.
What practice areas does Brett Johnston Williamson handle?
Brett Johnston Williamson focuses on patent, trademark, copyright, ip, litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has Brett Johnston Williamson practiced law?
Brett Johnston Williamson has 37+ years of legal experience and has been licensed since 1989.
Where did Brett Johnston Williamson go to law school?
Brett Johnston Williamson earned their education at (J.D. Order, 1989); (B.A., 1986).
How can I contact Brett Johnston Williamson for a consultation?
You can contact Brett Johnston Williamson directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Brett Johnston Williamson received?
Brett Johnston Williamson's notable recognition includes: AV Preeminent.

Education

J.D. Order
University of Southern California
- 1989
B.A.
University of California, Irvine
- 1986

Awards

AV Preeminent

Bar Admissions

California U.S. District Court, Northern, Eastern, Central, and Southern Districts of California, an
Admitted: 1989
New York
Admitted: 2015
District of Columbia
Admitted: 2015

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