Please sign in or create a free account to schedule a consultation.
Atty. John Joseph McGuirk

Atty. John Joseph McGuirk

John Joseph McGuirk is a lawyer practicing litigation, patent infringement, health care and 1 other area of law. John received a B.S. degree from Michigan State University in 1971, and has been licensed for 41 years.

Chicago Chicago 41 yrs experience 41 year
Call (224) 561-4329 Book Appointment

Profile Summary

About John Joseph McGuirk at a glance

John Joseph McGuirk is a Contract Attorney based in Chicago, Illinois, practicing at Rakoczy Molino Mazzochi Siwik LLP. They have 41+ years of legal experience, licensed to practice since 1985. Their practice focuses on patent, ip, litigation, and health care. Admitted to practice in Virginia (1985), California (1987), and Illinois registered to practice before the U.S. Patent and Trademark Office (1991). Educated at Boston College Law School (Doctor, 1985) and Michigan State University (B.S. Astronomy, 1971). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Joseph McGuirk is a lawyer practicing litigation, patent infringement, health care and 1 other area of law
  • John received a B.S. degree from Michigan State University in 1971, and has been licensed for 41 years
  • John practices at Rakoczy Molino Mazzochi Siwik LLP in Chicago, IL

Practice Areas Explained

John Joseph McGuirk's Areas of Practice

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

Patent Law

John Joseph McGuirk 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.

John Joseph McGuirk 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.

John Joseph McGuirk is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Illinois →

Health Care Law

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

John Joseph McGuirk 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 John Joseph McGuirk

Where is John Joseph McGuirk's law office located?
John Joseph McGuirk's law practice is located in Chicago, Illinois. The firm is Rakoczy Molino Mazzochi Siwik LLP. You can contact the office directly through this profile page.
What practice areas does John Joseph McGuirk handle?
John Joseph McGuirk focuses on patent, ip, litigation, health care. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has John Joseph McGuirk practiced law?
John Joseph McGuirk has 41+ years of legal experience and has been licensed since 1985.
Where did John Joseph McGuirk go to law school?
John Joseph McGuirk earned their education at (Doctor, 1985); (B.S. Astronomy, 1971).
How can I contact John Joseph McGuirk for a consultation?
You can contact John Joseph McGuirk 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

Doctor
Boston College Law School
- 1985
B.S. Astronomy
Michigan State University
- 1971

Bar Admissions

Virginia
Admitted: 1985
California
Admitted: 1987
Illinois registered to practice before the U.S. Patent and Trademark Office
Admitted: 1991

Reviews

These reviews belong to platform users; they do not constitute advertisement or promotion for the attorney. Opinions are published for informational purposes only.

No reviews yet.