Dennhardt_Jeffrey

Jeffrey A. Dennhardt's practice focuses on complex and high-stakes intellectual property and patent litigation matters, representing technology-focused and life sciences clients. Mr. Dennhardt has represented clients in US district courts, the US Court of Appeals for the Federal Circuit, and the US International Trade Commission as well as in multinational litigations. Mr. Dennhardt has also counseled clients and assisted with matters before the Patent Trial and Appeal Board, including inter partes review proceedings. His cases have involved a wide array of technologies including microprocessors, mobile telecommunications, computer software and smartphone applications, medical devices and pharmaceuticals, and genomics. Mr. Dennhardt advises clients on emerging technologies, including artificial intelligence and generative AI, blockchain and cryptocurrency technologies, and next-gen computing devices.  

Previously, Mr. Dennhardt was a legal intern with the New York Attorney General, where he worked on fraudulent inducement and tortious interference matters. He also assisted in several litigation matters involving prisoners' administrative review claims.

Mr. Dennhardt is a co-founder and former full-stack developer for Spotella, a social network that enables individuals to share their favorite 'spots' through a visual and location-based service.

Recognition

  • Named a New York Metro Rising Star by Super Lawyers for intellectual property litigation (2023–2024).

Insights & News

  • Firm News
April 8, 2026

WilmerHale Secures Complete Defense Verdict for Netflix in Patent Infringement Trial

WilmerHale secured a complete victory for Netflix, Inc. following a seven-day jury trial in a long running patent infringement action brought by DivX, LLC in the US District Court for the Central District of California.
  • Recognition
December 15, 2025

The Financial Times Recognizes WilmerHale for AI Innovation in Litigation

The Financial Times has ranked WilmerHale among the top law firms in North America for its innovative use of technology in litigation as part of the “2025 Innovative Lawyers” report.
  • Publication
October 28, 2025

Legal Innovators & Disrupters Finalists: Wilmer Cutler Pickering Hale and Dorr’s Intellectual Property Litigation Group

In an article published in Law.com, Partner Jeffrey Dennhardt takes part in a Q&A discussing what sets the firm's intellectual property litigation group apart after it was honored with a finalist spot in the 2025 Legal Innovators & Disrupters category at the New England Legal Awards.

Credentials

  • Education

    • JD, Cornell Law School, 2014

      cum laude Symposium Editor, Cornell Law Review
    • BS, Computer Science, University of Illinois at Urbana-Champaign, 2010

      James Scholar
  • Admissions

    • New York

Credentials

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