Atty. James W. DeSimone

Atty. James W. DeSimone

James W. DeSimone is a lawyer practicing international law, contracts, corporate law and 2 other areas of law.

Pasadena Pasadena 64 yrs experience 64 year
Call (213) 652-2327 Book Appointment

Profile Summary

About James W. DeSimone at a glance

James W. DeSimone is a patent, contracts, trademark, business, and international attorney based in Pasadena, California. They have 64+ years of legal experience, licensed to practice since 1962. Admitted to practice in Illinois (1962). Educated at DePaul University (LL.B., 1962) and University of Illinois (B.S.E.E., 1957). Serands clients in Pasadena, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • James W. DeSimone is a lawyer practicing international law, contracts, corporate law and 2 other areas of law
  • James W. received a B.S.E.E. degree from University of Illinois in 1957, and has been licensed for 64 years
  • James W. practices in Pasadena, CA

Practice Areas Explained

James W. DeSimone's Areas of Practice

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

Patent Law

James W. DeSimone is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in California →

Contracts

James W. DeSimone is one of 76,762 contracts attorneys indexed nationally. Browse contracts attorneys in California →

Trademark Law

James W. DeSimone is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in California →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

James W. DeSimone is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →

International Law

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

James W. DeSimone 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 Pasadena 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 Pasadena or all attorneys in California.

Frequently Asked

Common questions about James W. DeSimone

Where is James W. DeSimone's law office located?
James W. DeSimone's law practice is located in Pasadena, California. You can contact the office directly through this profile page.
What practice areas does James W. DeSimone handle?
James W. DeSimone focuses on patent, contracts, trademark, business, international. Each practice area listed reflects experience handling cases of that type in California.
How long has James W. DeSimone practiced law?
James W. DeSimone has 64+ years of legal experience and has been licensed since 1962.
Where did James W. DeSimone go to law school?
James W. DeSimone earned their education at (LL.B., 1962); (B.S.E.E., 1957).
How can I contact James W. DeSimone for a consultation?
You can contact James W. DeSimone 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

LL.B.
DePaul University
- 1962
B.S.E.E.
University of Illinois
- 1957

Bar Admissions

Illinois
Admitted: 1962

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