Atty. Donald M. Cislo

Atty. Donald M. Cislo

Pro Bono Small Claims and Traffic Court Judge.

Los Angeles Los Angeles 62 yrs experience 62 year
Call (424) 722-8667 Book Appointment

Profile Summary

About Donald M. Cislo at a glance

Donald M. Cislo is a Senior Partner Emeritus based in Los Angeles, California, practicing at Cislo & Thomas LLP. They have 62+ years of legal experience, licensed to practice since 1964. Their practice focuses on patent, trademark, copyright, ip, and trade secrets. Admitted to practice in Illinois (1964) and California U.S. Supreme Court U.S. Court of Appeals for the Federal Circuit and Ninth Circuit U.S. D (1971). Educated at DePaul University (J.D., 1964) and Illinois Institute of Technology (B.S., 1957). Recognitions include AV Preeminent. Serands clients in Los Angeles, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

Pro Bono Small Claims and Traffic Court Judge

Practice Areas Explained

Donald M. Cislo's Areas of Practice

Each practice area below reflects the types of cases Donald M. Cislo handles, with a brief overview of what that area of law covers.

Patent Law

Donald M. Cislo is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in California →

Trademark Law

Donald M. Cislo is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in California →

Copyright Law

Donald M. Cislo is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in California →

Intellectual Property

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

Donald M. Cislo is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in California →

Trade Secrets

Donald M. Cislo is one of 6,644 trade secrets attorneys indexed nationally. Browse trade secrets 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 Los Angeles 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 Los Angeles or all attorneys in California.

Frequently Asked

Common questions about Donald M. Cislo

Where is Donald M. Cislo's law office located?
Donald M. Cislo's law practice is located in Los Angeles, California. The firm is Cislo & Thomas LLP. You can contact the office directly through this profile page.
What practice areas does Donald M. Cislo handle?
Donald M. Cislo focuses on patent, trademark, copyright, ip, trade secrets. Each practice area listed reflects experience handling cases of that type in California.
How long has Donald M. Cislo practiced law?
Donald M. Cislo has 62+ years of legal experience and has been licensed since 1964.
Where did Donald M. Cislo go to law school?
Donald M. Cislo earned their education at (J.D., 1964); (B.S., 1957).
How can I contact Donald M. Cislo for a consultation?
You can contact Donald M. Cislo 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 Donald M. Cislo received?
Donald M. Cislo's notable recognition includes: AV Preeminent.

Education

J.D.
DePaul University
- 1964
B.S.
Illinois Institute of Technology
- 1957

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1964
California U.S. Supreme Court U.S. Court of Appeals for the Federal Circuit and Ninth Circuit U.S. D
Admitted: 1971

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