
Intellectual Property
USA Guide 2026 : Illinois
Rankings

Ranked Individual
Ranked Individual
About
Provided by Barnes & Thornburg LLP
Barnes and Thornburg’s IP department provides strategic IP counsel backed by strong industry rankings and a deep technical bench of talent that few can match:
• Top patent law firm in Juristat Top 100
• Ranked #8 nationally for trademark portfolio volume by Clarivate
• 125+ dedicated IP attorneys, including former in-house counsel for global brands and generic companies across a myriad of industries;
• 78 percent of our team has deep backgrounds in biochemistry, pharmacology, genetics, molecular biology, engineering, and other highly technical fields; and
• 24 percent of the team possesses an advanced technical degree.
• 15,000+ active trademark files managed in nearly every jurisdiction worldwide
Barnes and Thornburg IP attorneys help monitor, protect, and defend their clients’ IP across cutting-edge markets and industries, relying on extensive experience and technical knowledge. Their capabilities include all aspects of IP practice, including such rapidly evolving areas as:
• Artificial Intelligence (AI) technologies and related issues
• Life sciences
• Data security and privacy challenges, protections, regulations
• Advertising and marketing regulation
• Patent, trademark, and copyright litigation in federal courts
• Brand protection and disputes before the Trademark Trial and Appeal Board
• Post-grant proceedings before the Patent Trial and Appeal Board
• Internet domain names and UDRP
• IP counseling, prosecution, and portfolio management
• Licensing and joint ventures
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Barnes & Thornburg acted for Ace Hardware on a number of patent infringement disputes.
Strengths
Provided by Chambers
Barnes delivers the highest quality work, providing unique and pragmatic legal advice.
Intellectual Property respondentUSAThe team's knowledge, experience and strategy are all top-notch.
Intellectual Property respondentUSA
Notable Practitioners
Provided by Chambers
Band 4 
Band 4 
Christopher M. Dolan
Chairperson of the firm's trademark practice, Christopher Dolan handles trademark disputes before the PTAB, advises on licensing agreements, and provides strategic portfolio management.
Christopher is a fantastic trademark attorney and litigator.
Intellectual Property respondentUSA
Ranked Individuals at Barnes & Thornburg LLP (1)
Members
Provided by Barnes & Thornburg LLP

Christopher M. Dolan
View profile of Christopher M. Dolan
Barnes & Thornburg LLP has rankings in the following guides
Band 1
What success is built on
Chambers is the leading data and intelligence partner for the legal sector.