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, cryptocurrency, 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.


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

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  • 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