Atty. Michael R. Weiner

Atty. Michael R. Weiner

Michael R. Weiner is a lawyer practicing ip litigation, patent interferences and oppositions, patent prosecution and 3 other areas of law.

Chicago Chicago 33 yrs experience 33 year
Call (312) 535-4941 Book Appointment

Profile Summary

About Michael R. Weiner at a glance

Michael R. Weiner is a Partner based in Chicago, Illinois, practicing at Marshall, Gerstein & Borun LLP. They have 33+ years of legal experience, licensed to practice since 1993. Their practice focuses on patent, ip, litigation, consumer, and health care. Admitted to practice in Illinois U.S. Court of Appeals, Federal Circuit U.S. Patent and Trademark Office (1993). Educated at University of Illinois College of Law, Urbana-Champaign (J.D., 1993) and University of Illinois, Urbana-Champaign (B.S. Chemistry, 1984). Recognitions include BV Distinguished. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Michael R. Weiner is a lawyer practicing ip litigation, patent interferences and oppositions, patent prosecution and 3 other areas of law
  • Michael received a B.S. degree from University of Illinois, Urbana-Champaign in 1984, and has been licensed for 33 years
  • Michael practices at Marshall, Gerstein & Borun LLP in Chicago, IL

Practice Areas Explained

Michael R. Weiner's Areas of Practice

Each practice area below reflects the types of cases Michael R. Weiner handles, with a brief overview of what that area of law covers.

Patent Law

Michael R. Weiner is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Illinois →

Intellectual Property

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

Michael R. Weiner is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Illinois →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Michael R. Weiner is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Illinois →

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

Michael R. Weiner is one of 50,607 consumer attorneys indexed nationally. Browse consumer attorneys in Illinois →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

Michael R. Weiner is one of 66,735 health care attorneys indexed nationally. Browse health care 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 Michael R. Weiner

Where is Michael R. Weiner's law office located?
Michael R. Weiner's law practice is located in Chicago, Illinois. The firm is Marshall, Gerstein & Borun LLP. You can contact the office directly through this profile page.
What practice areas does Michael R. Weiner handle?
Michael R. Weiner focuses on patent, ip, litigation, consumer, health care. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Michael R. Weiner practiced law?
Michael R. Weiner has 33+ years of legal experience and has been licensed since 1993.
Where did Michael R. Weiner go to law school?
Michael R. Weiner earned their education at (J.D., 1993); (B.S. Chemistry, 1984).
How can I contact Michael R. Weiner for a consultation?
You can contact Michael R. Weiner 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 Michael R. Weiner received?
Michael R. Weiner's notable recognition includes: BV Distinguished.

Education

J.D.
University of Illinois College of Law, Urbana-Champaign
- 1993
B.S. Chemistry
University of Illinois, Urbana-Champaign
- 1984

Awards

BV Distinguished

Bar Admissions

Illinois U.S. Court of Appeals, Federal Circuit U.S. Patent and Trademark Office
Admitted: 1993

Reviews

4.6
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