Atty. Thomas William Osier

Atty. Thomas William Osier

Thomas William Osier is a lawyer practicing patent application, trademark infringement, copyright infringement and 3 other areas of law. Thomas received a B.S. degree from Iowa State University in 2004, and has been licensed for 19 years.

Chicago Chicago 19 yrs experience 19 year
Call (970) 286-0899 Book Appointment

Profile Summary

About Thomas William Osier at a glance

Thomas William Osier is an Associate based in Chicago, Illinois, practicing at Kirkland & Ellis LLP. They have 19+ years of legal experience, licensed to practice since 2007. Their practice focuses on patent, trademark, copyright, and ip. Admitted to practice in Illinois (2007) and Texas (2014). Educated at University of Iowa College of Law (J.D., 2007) and Iowa State University (B.S. Construction, 2004). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Thomas William Osier is a lawyer practicing patent application, trademark infringement, copyright infringement and 3 other areas of law
  • Thomas received a B.S. degree from Iowa State University in 2004, and has been licensed for 19 years
  • Thomas practices at Kirkland & Ellis LLP in Chicago, IL

Practice Areas Explained

Thomas William Osier's Areas of Practice

Each practice area below reflects the types of cases Thomas William Osier handles, with a brief overview of what that area of law covers.

Patent Law

Thomas William Osier is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Illinois →

Trademark Law

Thomas William Osier is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Illinois →

Copyright Law

Thomas William Osier is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Illinois →

Intellectual Property

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

Thomas William Osier 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 Thomas William Osier

Where is Thomas William Osier's law office located?
Thomas William Osier's law practice is located in Chicago, Illinois. The firm is Kirkland & Ellis LLP. You can contact the office directly through this profile page.
What practice areas does Thomas William Osier handle?
Thomas William Osier focuses on patent, trademark, copyright, ip. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Thomas William Osier practiced law?
Thomas William Osier has 19+ years of legal experience and has been licensed since 2007.
Where did Thomas William Osier go to law school?
Thomas William Osier earned their education at (J.D., 2007); (B.S. Construction, 2004).
How can I contact Thomas William Osier for a consultation?
You can contact Thomas William Osier 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.
University of Iowa College of Law
- 2007
B.S. Construction
Iowa State University
- 2004

Bar Admissions

Illinois
Admitted: 2007
Texas
Admitted: 2014

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