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Phil Harris


222 South Main Street, Suite 2200, Salt Lake City, UT 84101

Phil is a registered patent attorney and focuses his practice on preparing and prosecuting U.S. and foreign patent applications within the electrical engineering and mechanical arts, and contesting intellectual property disputes.

Phil prepares validity, infringement, freedom-to-operate, and patentability opinions, and brings substantial experience drafting petitions and replies, patent applications, invention disclosures, expert declarations, and related documents for ex parte and inter partes disputes at the United States Patent and Trademark Office.

Phil counsels clients ranging from small, venture-backed start-ups to multi-national companies. Prior to joining Holland & Hart, Phil was an associate at a Washington, D.C. intellectual property firm. Before that, he interned for the Honorable Chief Judge Randall R. Rader at the U.S. Court of Appeals for the Federal Circuit. Phil also worked at the Office of General Counsel for the American Red Cross conducting intellectual property enforcement efforts.


Preparation and Prosecution
  • Strategic portfolio development and management 
  • Domestic and international patent preparation and prosecution 
  • Standards-related patents
Opinions and Counseling
  • Patent infringement and validity analysis 
  • Non-infringement/invalidity opinions 
  • Product design counseling
Patent Licensing and Due Diligence
  • Strategic patent acquisitions 
  • Product clearances 
  • IP due diligence
Pre-litigation strategies
  • Inter Partes Review (IPRs) 
  • Post-Grant Review Proceedings (PGRs) 
  • Pre-litigation strategies

Wireless communications, standards-based technologies, electronics, software, computer architecture, consumer products, and complex mechanical and medical devices



Speaking Engagements


Bar Admissions


  • Managing Intellectual Property, IP Star, 2022
  • IAM Patent 1000 – The World's Leading Patent Practitioners, Prosecution – Recommended, 2021
  • Utah Business Magazine, Utah Legal Elite, Intellectual Property, 2020, 2022
  • Best Lawyers: Ones to Watch, Intellectual Property Law; Patent Law, 2022
  • Chambers USA, Intellectual Property, Up and Coming, 2022

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