• Biography

    Eugene Goryunov is a partner in the Intellectual Property Practice Group in the Chicago office of Haynes and Boone and an experienced trial lawyer that represents clients in complex patent matters involving diverse technologies. He has extensive experience and regularly serves as first-chair trial counsel in post-grant review trials (IPR, CBMR, PGR) on behalf of both Petitioners and Patent Owners at the USPTO. He has been involved in nearly 200 such trials. Eugene is also deeply involved as trial counsel in all aspects of cases in Federal courts, at the USITC involving Section 337 investigations, and in appeals at the Federal Circuit. He has litigated on matters involving wireless/mobile, computers, software, pharmaceuticals and various products and goods.

    Eugene has authored a treatise titled the Trial Lawyer’s Guide to Post Grant Patent Proceedings (published by LexisNexis), which is entering its third publication/edition year, chapters in books discussing U.S. patent law and litigation (published by Chambers and Global Legal Group), and is a regular contributor to intellectual property publications, including the Intellectual Property Magazine, The Patent Lawyer, AIPPI E-News, and the PTAB Bar Association’s Round-Up. He has published more than 100 articles, many of which discuss aspects of post-grant review trial practice. Eugene also regularly speaks about diverse issues of patent law and post-grant review trial practice and has taught patent law at multiple universities.

    Prior to joining Haynes and Boone, Eugene was a partner in the Chicago office of Kirkland & Ellis LLP where he was instrumental to the firm’s post-grant review practice.  He filed some of the first-ever IPR petitions, served as the firm’s post-grant review trial practice knowledge manager, and co-founded the PTAB Bar Association. Before law school, Eugene worked as a software engineer for more than five years at Cardinal Health.

  • Education and Clerkships

    • J.D., UIC John Marshall Law School, 2008, cum laude; Lead Articles Editor, The John Marshall Law Review
    • B.S., DePaul University, 2001, with honors
  • Admissions

    • U.S. Patent and Trademark Office
    • Illinois
  • Court Admissions

    • U.S. Court of Appeals for the Federal Circuit
  • Languages

    • Russian