Atty. Brett A. Hesterberg

Atty. Brett A. Hesterberg

Brett A. Hesterberg is a lawyer practicing litigation, patents, trademarks and copyrights and 4 other areas of law.

Chicago Chicago 42 yrs experience 42 year
Call (224) 801-5578 Book Appointment

Profile Summary

About Brett A. Hesterberg at a glance

Brett A. Hesterberg is a Member based in Chicago, Illinois, practicing at Leydig, Voit & Mayer, Ltd.. They have 42+ years of legal experience, licensed to practice since 1984. Their practice focuses on patent, trademark, copyright, ip, and trade secrets. Admitted to practice in Illinois U.S. Court of Appeals for the Federal Circuit U.S. District Court, Northern District of Ill (1984). Educated at University of Illinois (J.D., 1984) and University of Illinois (B.S.E.E., 1981). Recognitions include AV Preeminent. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Brett A. Hesterberg is a lawyer practicing litigation, patents, trademarks and copyrights and 4 other areas of law
  • Brett received a B.S.E.E. degree from University of Illinois in 1981, and has been licensed for 42 years
  • Brett practices at Leydig, Voit & Mayer, Ltd. in Chicago, IL

Practice Areas Explained

Brett A. Hesterberg's Areas of Practice

Each practice area below reflects the types of cases Brett A. Hesterberg handles, with a brief overview of what that area of law covers.

Patent Law

Brett A. Hesterberg is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Illinois →

Trademark Law

Brett A. Hesterberg is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Illinois →

Copyright Law

Brett A. Hesterberg is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Illinois →

Intellectual Property

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

Brett A. Hesterberg is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Illinois →

Trade Secrets

Brett A. Hesterberg is one of 6,644 trade secrets attorneys indexed nationally. Browse trade secrets attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois 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 Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about Brett A. Hesterberg

Where is Brett A. Hesterberg's law office located?
Brett A. Hesterberg's law practice is located in Chicago, Illinois. The firm is Leydig, Voit & Mayer, Ltd.. You can contact the office directly through this profile page.
What practice areas does Brett A. Hesterberg handle?
Brett A. Hesterberg focuses on patent, trademark, copyright, ip, trade secrets. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Brett A. Hesterberg practiced law?
Brett A. Hesterberg has 42+ years of legal experience and has been licensed since 1984.
Where did Brett A. Hesterberg go to law school?
Brett A. Hesterberg earned their education at (J.D., 1984); (B.S.E.E., 1981).
How can I contact Brett A. Hesterberg for a consultation?
You can contact Brett A. Hesterberg 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 Brett A. Hesterberg received?
Brett A. Hesterberg's notable recognition includes: AV Preeminent.

Education

J.D.
University of Illinois
- 1984
B.S.E.E.
University of Illinois
- 1981

Awards

AV Preeminent

Bar Admissions

Illinois U.S. Court of Appeals for the Federal Circuit U.S. District Court, Northern District of Ill
Admitted: 1984

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