Lisa M. DuRoss

Principal / Detroit Metro Office

Diligent and driven, Lisa devises creative yet pragmatic brand management and IP asset protection strategies. She has practiced intellectual property law exclusively for more than 30 years and is an Equity Principal of Harness IP. Lisa’s practice focuses on all aspects of trademark and copyright law, with significant emphasis on working with clients to develop a global trademark strategy.

Lisa is distinguished by her acumen and dedication. Team DuRoss exceeds client goals efficiently and without compromising outcomes.

Highlights & Representative Results

  • In one of the first music sampling cases, obtained substantial settlements from major motion picture company and major record labels.
  • Enforced next-of-kin copyright assignment termination rights and renewal rights against deceased author’s assignee publisher.
  • Won reversal of copyright infringement double recovery award of profits and actual damages and award of attorneys’ fees and pre-judgment interest in Jones v. Nino Homes, 858 F.2d 274 (C.A. 6th 1988).
  • Won reversal of attorneys’ fees award under the Lanham Act in U.S. Structures v. J.P. Structures, 130 F.3d 1185 (C.A. 6th 1997).
  • Drafted and prosecuted thousands of trademark applications worldwide.
  • Manages numerous trademark portfolios worldwide.
  • Negotiates and drafts copyright agreements and trademark agreements, including in the licensing, coexistence, and enforcement contexts.
  • Devises and implements cost-effective trademark watch programs.


Lisa has been a frequent speaker on various intellectual property topics, including the Copyright Fair Use Doctrine in the educational arena.


  • Contributing author, Recent Trends in Trademark Protection, 2013 Edition, Aspatore Books


  • World Trademark Review, “WTR 1000,” 2022


  • International Trademark Law Association
  • Michigan Intellectual Property Law Association


  • French, professional proficiency


J.D., University of Detroit, 1986

B.A., French, Mount Holyoke College, 1982

Bar & Court Admissions


U.S. Court of Appeals for the Federal Circuit

U.S. Court of Appeals for the Sixth Circuit

Eastern District of Michigan