Atty. Jason E O'Leary

Atty. Jason E O'Leary

Jason E O'Leary is a lawyer practicing patent application, health care, litigation and 2 other areas of law. Jason received a B.S. degree from Rutgers College of Engineering, and has been licensed for 18 years.

Chicago Chicago 18 yrs experience 18 year
Call (312) 442-0265 Book Appointment

Profile Summary

About Jason E O'Leary at a glance

Jason E O'Leary is a patent, litigation, and health care attorney based in Chicago, Illinois. They have 18+ years of legal experience, licensed to practice since 2008. Admitted to practice in New Jersey (2008), New York (2010), and United States District Court for the Southern District of New York (2010). Educated at Rutgers College of Engineering B.S. Chemical Engineering Rutgers College of Engineering B.S. magna cum laude Rutgers College of Engineering B.S. 2001 Tau Beta Pi Rutgers College of Engineerin (—). Active member of New Jersey State Bar Association New York Intellectual Property Law Association. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Jason E O'Leary is a lawyer practicing patent application, health care, litigation and 2 other areas of law
  • Jason received a B.S. degree from Rutgers College of Engineering, and has been licensed for 18 years
  • Jason practices in Chicago, IL

Practice Areas Explained

Jason E O'Leary's Areas of Practice

Each practice area below reflects the types of cases Jason E O'Leary handles, with a brief overview of what that area of law covers.

Patent Law

Jason E O'Leary is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Illinois →

Civil Litigation

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

Jason E O'Leary 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.

Jason E O'Leary 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 Jason E O'Leary

Where is Jason E O'Leary's law office located?
Jason E O'Leary's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does Jason E O'Leary handle?
Jason E O'Leary focuses on patent, litigation, health care. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Jason E O'Leary practiced law?
Jason E O'Leary has 18+ years of legal experience and has been licensed since 2008.
Where did Jason E O'Leary go to law school?
Jason E O'Leary earned their education at (—).
How can I contact Jason E O'Leary for a consultation?
You can contact Jason E O'Leary 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

Rutgers College of Engineering B.S. Chemical Engineering Rutgers College of Engineering B.S. magna cum laude Rutgers College of Engineering B.S. 2001 Tau Beta Pi Rutgers College of Engineerin
- In Progress

Bar Admissions

New Jersey
Admitted: 2008
New York
Admitted: 2010
United States District Court for the Southern District of New York
Admitted: 2010

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