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Atty. Andrew Harding Simpson

Atty. Andrew Harding Simpson

Andrew Harding Simpson is a lawyer practicing trademarks, intellectual property, international intellectual property protection and 6 other areas of law. Andrew received a B.S. degree from University of Salford, England in 1972, and has been licensed for 35 years.

Irvine Irvine 35 yrs experience 35 year
Call (424) 467-1087 Book Appointment

Profile Summary

About Andrew Harding Simpson at a glance

Andrew Harding Simpson is a Partner based in Irvine, California, practicing at Knobbe Martens Olson & Bear LLP. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on patent, trademark, real estate, ip, and international. Admitted to practice in California U.S. District Court, Central District of California registered to practice before the U.S (1991). Educated at Loyola Law School (J.D., 1990) and University of Salford, England (B.S. Applied, 1972). Recognitions include AV Preeminent. Serands clients in Irvine, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Andrew Harding Simpson is a lawyer practicing trademarks, intellectual property, international intellectual property protection and 6 other areas of law
  • Andrew received a B.S. degree from University of Salford, England in 1972, and has been licensed for 35 years
  • Andrew practices at Knobbe Martens Olson & Bear LLP in Irvine, CA

Practice Areas Explained

Andrew Harding Simpson's Areas of Practice

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

Patent Law

Andrew Harding Simpson is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in California →

Trademark Law

Andrew Harding Simpson is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in California →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Andrew Harding Simpson is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in California →

Intellectual Property

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

Andrew Harding Simpson is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in California →

International Law

International law attorneys for cross-border transactions, trade, foreign investment, and treaties.

Andrew Harding Simpson is one of 40,133 international attorneys indexed nationally. Browse international 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 Irvine 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 Irvine or all attorneys in California.

Frequently Asked

Common questions about Andrew Harding Simpson

Where is Andrew Harding Simpson's law office located?
Andrew Harding Simpson's law practice is located in Irvine, California. The firm is Knobbe Martens Olson & Bear LLP. You can contact the office directly through this profile page.
What practice areas does Andrew Harding Simpson handle?
Andrew Harding Simpson focuses on patent, trademark, real estate, ip, international. Each practice area listed reflects experience handling cases of that type in California.
How long has Andrew Harding Simpson practiced law?
Andrew Harding Simpson has 35+ years of legal experience and has been licensed since 1991.
Where did Andrew Harding Simpson go to law school?
Andrew Harding Simpson earned their education at (J.D., 1990); (B.S. Applied, 1972).
How can I contact Andrew Harding Simpson for a consultation?
You can contact Andrew Harding Simpson 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 Andrew Harding Simpson received?
Andrew Harding Simpson's notable recognition includes: AV Preeminent.

Education

J.D.
Loyola Law School
- 1990
B.S. Applied
University of Salford, England
- 1972

Awards

AV Preeminent

Bar Admissions

California U.S. District Court, Central District of California registered to practice before the U.S
Admitted: 1991

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