Evan Rothstein focuses his practice on complex commercial litigation with a specific emphasis on intellectual property. A recognized trial lawyer, he has significant experience taking matters to judgment and handles cases in courts across the country and before administrative bodies. This includes patent, trademark, copyright, and trade secret cases, both for plaintiffs and defendants. Mr. Rothstein is recognized by multiple publications for his devotion to client service and thoughtful, responsive, and relentless dedication to client success.

Mr. Rothstein works with companies across a broad range of technologies, focusing on media and advertising, gaming, the sharing economy, software, networking and telecommunications, e-commerce, industrial equipment, and manufacturing. In addition to representing clients in intellectual property matters, he devotes a portion of his practice to general complex commercial cases, including covenant not-to-compete disputes, and health and managed care disputes.

Mr. Rothstein received his JD from the University of Colorado Law School on a Seeman Scholarship, where he was a Rothgerber Fellow and Editor-in-Chief of the Journal on Telecommunications and High Technology Law (now the Colorado Technology Law Journal). He received his BA in Economics from Emory University.


3D Printing and the Shifting Legal Landscape for COVID-19
Compliance Law360, Health Law360, Intellectual Property Law360, Life Sciences Law360, Product Liability, Public Policy, Technology Law360
3D Printing in the Fight Against COVID-19: The Shifting Legal Landscape
Coronavirus: Intellectual Property Advisory
Copyright and Trademark Update: Leading 2019 Cases and What to Watch in 2020
Arnold & Porter Webinar
Supreme Court Settles Two Circuit Splits About Copyright Litigation
Copyright and Trademark Update: Leading 2018 Cases and What to Watch in 2019
Arnold & Porter Webinar


Best Lawyers
Litigation - Intellectual Property (2021)
Managing Intellectual Property
Americas Awards–Outstanding Litigator: Colorado
"IP Star"–Patent (Colorado) (2018-2020)
Law Week Colorado
Best IP Litigator: People's Choice (2019)
IP Litigator of the Year in Colorado (2016)
Up and Coming Lawyers (2008)


  • JD, University of Colorado Law School, Rothgerber Fellow
  • BA, Emory University, Honors in Economics, Dean's List
  • Colorado
  • US District Court, District of Colorado
  • US Court of Appeals for the Tenth Circuit
  • Member, American Bar Association
  • Member, Colorado Bar Association
  • Member, Denver Bar Association
  • Member, Intellectual Property Owners Association
  • Member, American Intellectual Property Law Association
  • Member, Colorado IP Inn of Court
  • Member, Board of Directors, Special Olympics Colorado
  • Member, Advisory Board, Rose Medical Center
  • Board of Directors, Silicon Flatirons Program

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