Co-author, February 2, 2024, Day Pitney Patently Enabled Newsletter
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Jonathan "Jon" Tropp's complex commercial litigation practice includes patent, trademark, copyright, and trade secret litigation. Jon has represented both plaintiffs and defendants ranging from international corporations in nine-figure cases to closely held businesses. In addition to intellectual property cases, Jon has defended, among others, antitrust, insurance coverage, and shareholder litigation matters, including class actions. He serves as mediator in commercial cases. Jon is a registered patent attorney.
Jon is actively engaged in the firm's efforts to promote diversity in the legal profession as a member of the Day Pitney Alliance. He also serves as the firm’s Discovery Practice Partner and on its Conflicts, Ethics and Loss Prevention Committee.
*No aspect of these advertisements have been approved by the highest court of any state. See Awards Methodology.
Prior results do not guarantee a similar outcome.
Tried to defense verdict claims of fraud, breach of warranty, and unfair trade practices against international manufacturer of mass spectrometers
Tried to defense verdict constructive discharge and earn-out claims on behalf of buyer
Representing defendant manufacturer of complex analytical instruments against claims of fraud and breach of warranty in the Central District of California
Representing beverage manufacturer in consumer fraud class action
Secured dismissal of multiple patent and common law claims against international ecommerce vendor, invalidating multiple patents
Secured dismissal of claims of fraud, negligence, and unfair trade practices against international technology company
Successfully represented manufacturer of industrial cutting equipment as plaintiff in copyright lawsuit
Served as monitoring counsel for copyright and trademark infringement action in the Northern District of California
Successfully defended commercial real estate developer against trademark infringement claim in the District of Connecticut, defeating motion for preliminary injunction
Successfully defended manufacturer of unmanned aerial vehicles as insurance defense counsel in trademark litigation in the Southern District of New York
Represented world-famous manufacturer of engine valves and brakes in multi-patent suit in the District of Connecticut and before the International Trade Commission
Successfully represented plaintiff in patent infringement case involving mass spectrometry in the District of Massachusetts
Successfully represented financial services company against claims of infringing a business method patent in District of Delaware
Successfully represented publisher of world famous book series in a commercial dispute in Connecticut Complex Litigation docket
Successfully defended manufacturer of organic coolant and flavor compositions against patents claiming topical and ingestible coolants and flavorants in District of New Jersey
Obtained summary judgment, affirmed on appeal, of noninfringement on behalf of manufacturer of digital televisions in District of Delaware
Obtained summary judgment, affirmed on appeal, dismissing trade secret misappropriation and fraud claims against international instrument manufacturers; partial summary judgment of invalidity of patent in District of Connecticut
Successfully defended manufacturer of optical fibers against multi-patent infringement claims in District of Connecticut
Defeated motion for preliminary injunction, after hearing in District of Connecticut, against a major reinsurer in defense of a trademark infringement action; case settled favorably after denial of injunction was affirmed on appeal in Second Circuit Court of Appeal
Overturned Connecticut Sunday-closing law through constitutional challenge before the Connecticut Supreme Court
No aspect of these advertisements has been approved by the highest court of any state. See Awards Methodology.
Chosen for inclusion in The Best Lawyers in America (Woodward/White, Inc.) for Intellectual Property Litigation, 2023-2024
Named to list of IP Stars by Managing Intellectual Property (Euromoney Institutional Investor PLC), 2022-2023
Selected to the list of Connecticut Super Lawyers (Thomson Reuters), Intellectual Property, 2006, 2010-2023
Recipient of the Anti-Defamation League Daniel R. Ginsberg Leadership Award, 2009
AV Preeminent rated by Martindale-Hubbell
No aspect of these advertisements have been approved by the highest court in any state. See Awards Methodology.
Town of Trumbull, CT Equity, Diversity and Inclusion Task Force, Vice Chair
Day Pitney Alliance, Leadership Committee
District of Connecticut, Ad Hoc Committee on Local Patent Rules, past member
District of Connecticut, Advisory Committee on Local Civil Rules, past member
Anti-Defamation League, past member of Connecticut Executive Committee, Regional Board, and Civil Rights Committee, past Chair
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