Atty. Mark Liang

Atty. Mark Liang

Mark Liang is a lawyer practicing intellectual property & technology, patent, trade secrets and 1 other area of law. Mark received a B.S. degree from University of Toronto in 2007, and has been licensed for 16 years.

San Francisco San Francisco 16 Years Experience 16 year
Call (628) 284-8273

Profile Summary

About Mark Liang at a glance

Mark Liang is an Associate based in San Francisco, California, practicing at O'Melveny & Myers LLP. They have 16+ years of legal experience, licensed to practice since 2010. Their practice focuses on ip, trade secrets, and litigation. Admitted to practice in Illinois (2010) and California (2011). Educated at University of Chicago Law School (J.D., 2010) and University of Toronto (B.S., 2007). Serves clients in San Francisco, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Liang is a lawyer practicing intellectual property & technology, patent, trade secrets and 1 other area of law
  • Mark received a B.S. degree from University of Toronto in 2007, and has been licensed for 16 years
  • Mark practices at O'Melveny & Myers LLP in San Francisco, CA

Practice Areas Explained

Mark Liang's Areas of Practice

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

Intellectual Property

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

Mark Liang is one of 94,505 ip attorneys indexed nationally. Browse ip attorneys in California →

Trade Secrets

Mark Liang is one of 6,133 trade secrets attorneys indexed nationally. Browse trade secrets attorneys in California →

Civil Litigation

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

Mark Liang is one of 409,070 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 San Francisco 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 venue, 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 San Francisco or all attorneys in California.

Frequently Asked

Common questions about Mark Liang

Where is Mark Liang's law office located?
Mark Liang's law practice is located in San Francisco, California. The firm is O'Melveny & Myers LLP. You can contact the office directly through this profile page.
What practice areas does Mark Liang handle?
Mark Liang focuses on ip, trade secrets, litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has Mark Liang practiced law?
Mark Liang has 16+ years of legal experience and has been licensed since 2010.
Where did Mark Liang go to law school?
Mark Liang earned their education at (J.D., 2010); (B.S., 2007).
How can I contact Mark Liang for a consultation?
You can contact Mark Liang 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.

Education

J.D.
University of Chicago Law School
- 2010
B.S.
University of Toronto
- 2007

Bar Admissions

Illinois
Admitted: 2010
California
Admitted: 2011

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