James Sicilian

242 Trumbull Street
Hartford, CT 06103
T: (860) 275 0303
F: (860) 881 2472

James "Jim" Sicilian – Partner

Professional Experience

Jim Sicilian represents a broad range of business clients in trials and appeals of complex commercial disputes, including intellectual property and antitrust matters, among others. He has represented both plaintiffs and defendants, ranging from multinational Fortune 500 corporations to closely held companies and individuals, in patent, trademark, copyright, trade secret disputes, antitrust, and unfair trade practices cases.

According to the 2013 edition of Chambers USA, "James Sicilian has a broad commercial litigation practice, including IP and antitrust matters. One source commented: 'I have a very high regard for Jim. He's an excellent lawyer and a really good guy.'"

Jim served as law clerk for The Honorable Thomas J. Meskill, U.S. Court of Appeals for the Second Circuit, 1981-82.

Practice Areas

Representative Matters

  • Defended a major software company in a closely followed action alleging infringement of a "business method" patent relating to Internet auctions
  • Successfully defended a large retail chain against antitrust and unfair trade practices allegations relating to retail site development activities
  • Defended a multinational pharmaceuticals manufacturer against claims for trade secret misappropriation under the "inevitable disclosure" doctrine in connection with alleged use of information obtained during joint venture negotiations
  • Represented a physician network joint venture in connection with claims brought by the U.S. Department of Justice and the Connecticut Attorney General alleging monopolization of physician and hospital services
  • Prosecuted claims for violation of the Federal Anticybersquatting Consumer Protection Act and the Federal Trademark Dilution Act on behalf of a respected catalog mail-order company in its efforts to protect its tradename from Internet piracy

News, Publications & Presentations


  • University of Connecticut School of Law, J.D., cum laude, 1981, notes and comments editor, Connecticut Law Review
  • Bucknell University, B.A., cum laude, 1978


  • State of Connecticut
  • U.S. District Court, District of Connecticut
  • U.S. Court of Appeals for the First Circuit
  • U.S. Court of Appeals for the Second Circuit
  • U.S. Tax Court
  • U.S. Supreme Court

Professional Affiliations

  • Connecticut Bar Association, Antitrust and Trade Regulation Section, past chair
  • Connecticut Bar Association, Intellectual Property Law Section, executive committee
  • Connecticut Bar Association, Technology Law Section, member
  • Connecticut Bar Association, Federal Practice Section, member
  • American Bar Association, Antitrust and Intellectual Property Law Sections
  • U.S. District Court, District of Connecticut, special master, 2000-present
  • U.S. District Court, District of Connecticut, Grievance Committee, past member

Outside Interests

  • Past Board Chair, United Way of Central and Northeastern Connecticut
  • Campaign chairman, 2005 Greater Hartford United Way Community Campaign
  • Fellow, Connecticut Bar Foundation James W. Cooper Fellows Program
  • Board of Directors, Connecticut Bar Foundation
  • Board of Directors, Community Partners in Action

Awards and Achievements