Atty. John Joseph Marcoux

Atty. John Joseph Marcoux

John Joseph Marcoux is a lawyer practicing intellectual property. John received a B.S. degree from College of William & Mary in 1992, and has been licensed for 30 years.

Chicago Chicago 30 yrs experience 30 year
Call (224) 452-5234 Book Appointment

Profile Summary

About John Joseph Marcoux at a glance

John Joseph Marcoux is a ip attorney based in Chicago, Illinois. They have 30+ years of legal experience, licensed to practice since 1996. Admitted to practice in New York (1996), U.S. District Court, Southern District of New York (1997), U.S. District Court, Eastern District of New York (1997), and Texas (1999). Educated at Cornell University (J.D., 1995) and College of William & Mary (B.S., 1992). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Joseph Marcoux is a lawyer practicing intellectual property
  • John received a B.S. degree from College of William & Mary in 1992, and has been licensed for 30 years
  • John practices in Chicago, IL

Practice Areas Explained

John Joseph Marcoux's Areas of Practice

Each practice area below reflects the types of cases John Joseph Marcoux handles, with a brief overview of what that area of law covers.

Intellectual Property

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

John Joseph Marcoux 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 John Joseph Marcoux

Where is John Joseph Marcoux's law office located?
John Joseph Marcoux's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does John Joseph Marcoux handle?
John Joseph Marcoux focuses on ip. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has John Joseph Marcoux practiced law?
John Joseph Marcoux has 30+ years of legal experience and has been licensed since 1996.
Where did John Joseph Marcoux go to law school?
John Joseph Marcoux earned their education at (J.D., 1995); (B.S., 1992).
How can I contact John Joseph Marcoux for a consultation?
You can contact John Joseph Marcoux 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.

Practice Areas

Education

J.D.
Cornell University
- 1995
B.S.
College of William & Mary
- 1992

Bar Admissions

New York
Admitted: 1996
U.S. District Court, Southern District of New York
Admitted: 1997
U.S. District Court, Eastern District of New York
Admitted: 1997
Texas
Admitted: 1999

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