Marr  dave

David J. Marr



130 E. Randolph St.
Suite 3900
Chicago, IL 60601
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Fax: 312.985.5958
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J.D., Chicago-Kent College of Law, Illinois Institute of Technology, Chicago, Illinois, 1987
B.S., University of Illinois at Urbana-Champaign, Champaign, Illinois, 1980
State Bar Licenses
Court Admissions
U.S. Court of Appeals, Federal Circuit
U.S. Patent and Trademark Office
U.S. Court of Appeals, 7th Circuit
U.S. District Ct., N.D. of Illinois

David J. Marr


David J. Marr is the Practice Group Leader of Clark Hill’s Intellectual Property Group and a Member in the firm’s Chicago Office. 

Dave’s extensive experience focuses on intellectual property counseling, litigation and prosecution of patents and trademarks, as well as related issues such as licensing, unfair competition, trade secrets, and copyright. His industry experience includes automotive, electronics, printing, consumer products, agricultural equipment, packaging, and transportation. 

He also serves as an Adjunct Professor of Law at Chicago Kent College of Law, teaching a course entitled Strategies in Intellectual Property. 

A member of the Chicago, Illinois State, and the American Bar Associations as well as the Intellectual Property Law Association of Chicago, Dave is licensed to practice in Illinois, and before the U.S. Court of Appeals for the Federal Circuit Court, Northern District of Illinois Trial Bar, and the U.S. Patent and Trademark Office.

Chicago-Kent Intellectual Property Law Society Alumni Award 2017
Chicago Bar Association
Illinois State Bar Association
American Bar Association
Intellectual Property Law Association of Chicago