Atty. Brian Christopher Claassen

Atty. Brian Christopher Claassen

Brian Christopher Claassen is a lawyer practicing patents, intellectual property law, copyright infringement and 2 other areas of law. Brian received a B.E. degree from Vanderbilt University in 1998, and has been licensed for 19 years.

Irvine Irvine 19 yrs experience 19 year
Call (949) 868-4847 Book Appointment

Profile Summary

About Brian Christopher Claassen at a glance

Brian Christopher Claassen is an Associate based in Irvine, California, practicing at Knobbe Martens Olson & Bear LLP. They have 19+ years of legal experience, licensed to practice since 2007. Their practice focuses on patent, trademark, copyright, real estate, and ip. Admitted to practice in California U.S. District Court, Central District of California registered to practice before U.S. Pa (2007). Educated at University of Notre Dame Law School (J.D., 2007) and Vanderbilt University (B.E. Electrical, 1998). Recognitions include Peer Reviewed. Serands clients in Irvine, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Brian Christopher Claassen is a lawyer practicing patents, intellectual property law, copyright infringement and 2 other areas of law
  • Brian received a B.E. degree from Vanderbilt University in 1998, and has been licensed for 19 years
  • Brian practices at Knobbe Martens Olson & Bear LLP in Irvine, CA

Practice Areas Explained

Brian Christopher Claassen's Areas of Practice

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

Patent Law

Brian Christopher Claassen is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in California →

Trademark Law

Brian Christopher Claassen is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in California →

Copyright Law

Brian Christopher Claassen is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in California →

Real Estate Law

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

Brian Christopher Claassen 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.

Brian Christopher Claassen is one of 106,079 ip attorneys indexed nationally. Browse ip 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 Brian Christopher Claassen

Where is Brian Christopher Claassen's law office located?
Brian Christopher Claassen'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 Brian Christopher Claassen handle?
Brian Christopher Claassen focuses on patent, trademark, copyright, real estate, ip. Each practice area listed reflects experience handling cases of that type in California.
How long has Brian Christopher Claassen practiced law?
Brian Christopher Claassen has 19+ years of legal experience and has been licensed since 2007.
Where did Brian Christopher Claassen go to law school?
Brian Christopher Claassen earned their education at (J.D., 2007); (B.E. Electrical, 1998).
How can I contact Brian Christopher Claassen for a consultation?
You can contact Brian Christopher Claassen 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 Brian Christopher Claassen received?
Brian Christopher Claassen's notable recognition includes: Peer Reviewed.

Education

J.D.
University of Notre Dame Law School
- 2007
B.E. Electrical
Vanderbilt University
- 1998

Awards

Peer Reviewed

Bar Admissions

California U.S. District Court, Central District of California registered to practice before U.S. Pa
Admitted: 2007

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