Atty. Mark G. Hanley

Atty. Mark G. Hanley

Mark G. Hanley is a lawyer practicing international patent prosecution, patent licensing, patent prosecution and 1 other area of law.

Chicago Chicago 25 yrs experience 25 year
Call (312) 442-0265 Book Appointment

Profile Summary

About Mark G. Hanley at a glance

Mark G. Hanley is a Member based in Chicago, Illinois, practicing at Hanley, Flight & Zimmerman, LLC. They have 25+ years of legal experience, licensed to practice since 2001. Their practice focuses on patent and ip. Admitted to practice in Illinois U.S. District Court, Northern District of Illinois and The Supreme Court of Illinois regist (2001). Educated at De Paul University (J.D., 2001) and Marquette University (B.S.E.E., 1987). Active member of Illinois State Bar Association. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark G. Hanley is a lawyer practicing international patent prosecution, patent licensing, patent prosecution and 1 other area of law
  • Mark received a B.S.E.E. degree from Marquette University in 1987, and has been licensed for 25 years
  • Mark practices at Hanley, Flight & Zimmerman, LLC in Chicago, IL

Practice Areas Explained

Mark G. Hanley's Areas of Practice

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

Patent Law

Mark G. Hanley 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.

Mark G. Hanley is one of 106,079 ip attorneys indexed nationally. Browse ip 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 Mark G. Hanley

Where is Mark G. Hanley's law office located?
Mark G. Hanley's law practice is located in Chicago, Illinois. The firm is Hanley, Flight & Zimmerman, LLC. You can contact the office directly through this profile page.
What practice areas does Mark G. Hanley handle?
Mark G. Hanley focuses on patent, ip. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Mark G. Hanley practiced law?
Mark G. Hanley has 25+ years of legal experience and has been licensed since 2001.
Where did Mark G. Hanley go to law school?
Mark G. Hanley earned their education at (J.D., 2001); (B.S.E.E., 1987).
How can I contact Mark G. Hanley for a consultation?
You can contact Mark G. Hanley 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

J.D.
De Paul University
- 2001
B.S.E.E.
Marquette University
- 1987

Bar Admissions

Illinois U.S. District Court, Northern District of Illinois and The Supreme Court of Illinois regist
Admitted: 2001

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