Atty. Thomas J. McWilliams

Atty. Thomas J. McWilliams

Thomas J. McWilliams is a lawyer practicing intellectual property, advertising & marketing, business methods and 25 other areas of law.

Wilmington Wilmington 27 yrs experience 27 year
Call (302) 778-9113 Book Appointment

Profile Summary

About Thomas J. McWilliams at a glance

Thomas J. McWilliams is a Partner based in Wilmington, Delaware, practicing at Barnes & Thornburg LLP. They have 27+ years of legal experience, licensed to practice since 1999. Their practice focuses on patent, trademark, copyright, business, and ip. Admitted to practice in New Jersey (1999) and Pennsylvania U.S. Patent and Trademark Office (1999). Educated at University of Pittsburgh School of Law J.D. with honors (—) and The Pennsylvania State University M.S. Wilkes University B.S. cum laude (—). Serands clients in Wilmington, DE and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Thomas J. McWilliams is a lawyer practicing intellectual property, advertising & marketing, business methods and 25 other areas of law
  • Thomas J. received a M.S. degree from The Pennsylvania State University, and has been licensed for 27 years
  • Thomas J. practices at Barnes & Thornburg LLP in Wilmington, DE

Practice Areas Explained

Thomas J. McWilliams's Areas of Practice

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

Patent Law

Thomas J. McWilliams is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Delaware →

Trademark Law

Thomas J. McWilliams is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Delaware →

Copyright Law

Thomas J. McWilliams is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Delaware →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Thomas J. McWilliams is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Delaware →

Intellectual Property

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

Thomas J. McWilliams is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Delaware →

Jurisdictional Context

Why local counsel matters in Delaware

Practicing law in Delaware. Legal matters in Delaware are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Wilmington are typically filed in the local municipal court or the appropriate Delaware state district court, depending on subject matter and amount in controversy. An attorney licensed in Delaware 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 Delaware courts without local counsel or pro hac vice admission.

Looking for additional Delaware attorneys? Browse all attorneys in Wilmington or all attorneys in Delaware.

Frequently Asked

Common questions about Thomas J. McWilliams

Where is Thomas J. McWilliams's law office located?
Thomas J. McWilliams's law practice is located in Wilmington, Delaware. The firm is Barnes & Thornburg LLP. You can contact the office directly through this profile page.
What practice areas does Thomas J. McWilliams handle?
Thomas J. McWilliams focuses on patent, trademark, copyright, business, ip. Each practice area listed reflects experience handling cases of that type in Delaware.
How long has Thomas J. McWilliams practiced law?
Thomas J. McWilliams has 27+ years of legal experience and has been licensed since 1999.
Where did Thomas J. McWilliams go to law school?
Thomas J. McWilliams earned their education at (—); (—).
How can I contact Thomas J. McWilliams for a consultation?
You can contact Thomas J. McWilliams 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

University of Pittsburgh School of Law J.D. with honors
- In Progress
The Pennsylvania State University M.S. Wilkes University B.S. cum laude
- In Progress

Bar Admissions

New Jersey
Admitted: 1999
Pennsylvania U.S. Patent and Trademark Office
Admitted: 1999

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