Atty. Mark William Catanese

Atty. Mark William Catanese

Mark William Catanese is a lawyer practicing intellectual property, patent prosecution and counseling, artificial intelligence and 2 other areas of law. Mark received a BS degree from Rose-Hulman Institute of Technology in 2006, and has been licensed for 13 years.

San Diego San Diego 13 Years Experience 13 year
Call (858) 525-4520

Profile Summary

About Mark William Catanese at a glance

Mark William Catanese is a Special Counsel based in San Diego, California, practicing at Sheppard Mullin. They have 13+ years of legal experience, licensed to practice since 2013. Their practice focuses on patent, ip, and government. Admitted to practice in New York U.S. Patent and Trademark Office (2013) and California (2015). Educated at Fordham University School of Law (JD, 2012) and Rose-Hulman Institute of Technology (BS, 2006). Serves clients in San Diego, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark William Catanese is a lawyer practicing intellectual property, patent prosecution and counseling, artificial intelligence and 2 other areas of law
  • Mark received a BS degree from Rose-Hulman Institute of Technology in 2006, and has been licensed for 13 years
  • Mark practices at Sheppard Mullin in San Diego, CA

Practice Areas Explained

Mark William Catanese's Areas of Practice

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

Patent Law

Mark William Catanese is one of 18,874 patent attorneys indexed nationally. Browse patent attorneys in California →

Intellectual Property

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

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

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Mark William Catanese is one of 118,414 government attorneys indexed nationally. Browse government 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 Diego 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 Diego or all attorneys in California.

Frequently Asked

Common questions about Mark William Catanese

Where is Mark William Catanese's law office located?
Mark William Catanese's law practice is located in San Diego, California. The firm is Sheppard Mullin. You can contact the office directly through this profile page.
What practice areas does Mark William Catanese handle?
Mark William Catanese focuses on patent, ip, government. Each practice area listed reflects experience handling cases of that type in California.
How long has Mark William Catanese practiced law?
Mark William Catanese has 13+ years of legal experience and has been licensed since 2013.
Where did Mark William Catanese go to law school?
Mark William Catanese earned their education at (JD, 2012); (BS, 2006).
How can I contact Mark William Catanese for a consultation?
You can contact Mark William Catanese 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

JD
Fordham University School of Law
- 2012
BS
Rose-Hulman Institute of Technology
- 2006

Bar Admissions

New York U.S. Patent and Trademark Office
Admitted: 2013
California
Admitted: 2015

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