Atty. Mark Joseph Marcelli

Atty. Mark Joseph Marcelli

Mark Joseph Marcelli is a lawyer practicing patent application, intellectual property law, patent prosecution and 7 other areas of law. Mark received a degree from Rutgers University Col/Eng, New Brunswick NJ, and has been licensed for 32 years.

San Diego San Diego 32 yrs experience 32 year
Call (424) 722-7134 Book Appointment

Profile Summary

About Mark Joseph Marcelli at a glance

Mark Joseph Marcelli is a patent, trademark, real estate, and ip attorney based in San Diego, California. They have 32+ years of legal experience, licensed to practice since 1994. Admitted to practice in California Supreme Court of California U.S. Patent and Trademark Office (1994). Educated at University of San Diego School of Law (JD, 1991) and Rutgers University Col/Eng, New Brunswick NJ University of San Diego School of Law, San Diego CA (—). Active member of Professional Activities •American Bar Association •The State Bar of California - Intellectual Property Section •Italian American Lawyers Association. Serands clients in San Diego, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Joseph Marcelli is a lawyer practicing patent application, intellectual property law, patent prosecution and 7 other areas of law
  • Mark received a degree from Rutgers University Col/Eng, New Brunswick NJ, and has been licensed for 32 years
  • Mark practices in San Diego, CA

Practice Areas Explained

Mark Joseph Marcelli's Areas of Practice

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

Patent Law

Mark Joseph Marcelli is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in California →

Trademark Law

Mark Joseph Marcelli 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.

Mark Joseph Marcelli 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.

Mark Joseph Marcelli 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 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 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 San Diego or all attorneys in California.

Frequently Asked

Common questions about Mark Joseph Marcelli

Where is Mark Joseph Marcelli's law office located?
Mark Joseph Marcelli's law practice is located in San Diego, California. You can contact the office directly through this profile page.
What practice areas does Mark Joseph Marcelli handle?
Mark Joseph Marcelli focuses on patent, trademark, real estate, ip. Each practice area listed reflects experience handling cases of that type in California.
How long has Mark Joseph Marcelli practiced law?
Mark Joseph Marcelli has 32+ years of legal experience and has been licensed since 1994.
Where did Mark Joseph Marcelli go to law school?
Mark Joseph Marcelli earned their education at (JD, 1991); (—).
How can I contact Mark Joseph Marcelli for a consultation?
You can contact Mark Joseph Marcelli 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
University of San Diego School of Law
- 1991
Rutgers University Col/Eng, New Brunswick NJ University of San Diego School of Law, San Diego CA
- In Progress

Bar Admissions

California Supreme Court of California U.S. Patent and Trademark Office
Admitted: 1994

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