Best Lawyers in New York, United States for Litigation - Patent
Charles A. Weiss is a partner in Holland & Knight's New York office and head of the New York Intellectual Property Group. He concentrates his practice on technology-driven litigation, counseling and transactions, primarily in the pharmaceutical, chemical and biotechnology areas. He also counsels clients on questions of patent validity and infringement, and provides a litigator's perspective on prosecution matters. Mr. Weiss litigates patent, trade secret, license and false advertising cas...
Douglas R. Nemec is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. Douglas R., who practices law in New York, New York, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Douglas R. is held by other top lawyers in the same geographic and legal practice area.
Robert Gunther has over 35 years of experience as a trial lawyer representing life sciences, pharmaceutical and technology clients in intellectual property and technology litigation at both the trial and appellate levels. Mr. Gunther is a Fellow of the American College of Trial Lawyers, and he has consistently been selected by Chambers USA , Managing IP magazine, LMG Life Sciences and IAM as a leading lawyer in the area of patent litigation.
Allyson E. Parks is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. Allyson E., who practices law in New York, New York, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Allyson E. is held by other top lawyers in the same geographic and legal practice area.
Andrew Ligotti is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. Andrew, who practices law in New York, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrew is held by other top lawyers in the same geographic and legal practice area.
Justin Fleischacker is an associate in the Litigation practice of Paul Hastings and is based in the firm's New York office. His practice focuses on complex litigation with an emphasis on intellectual property matters in the fields of pharmaceuticals and biotechnology. Mr. Fleischacker received his J.D., cum laude , with a concentration in intellectual property from Benjamin N. Cardozo School of Law in 2018, where he served as an Articles Editor of the Cardozo Law Review . He earned a Bachelor...
Our Methodology
Recognition by Best Lawyers is based entirely on peer review. Our methodology is designed to capture, as accurately as possible, the consensus opinion of leading lawyers about the professional abilities of their colleagues within the same geographical area and legal practice area.
The Process
Best Lawyers employs a sophisticated, conscientious, rational, and transparent survey process designed to elicit meaningful and substantive evaluations of the quality of legal services. Our belief has always been that the quality of a peer review survey is directly related to the quality of the voters.