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tamar duvdevani

Tamar Y. Duvdevani

US Chair, Trademark, Copyright and Media
US Co-Chair, Consumer Products and Retail Sector

Tamar Duvdevani is a go-to trademark, copyright and right-of-publicity litigator for marquee entertainment, sports and retail companies. Chair of the firm's Trademark Copyright & Media practice and Co-Chair of the Consumer Goods and Retail Subsectors, Tamar Duvdevani handles seminal cases and is currently lead counsel on the most closely watched NFT trademark litigation to date.

Tamar is an experienced trial attorney and strategist who focuses her practice on disputes involving trademarks and trade dress, copyrights, right of publicity, false advertising, patent and digital media issues, as well as other commercial litigation matters such as complex contract/licensing disputes and arbitrations.

As noted in the 2022 World Trademark Review 1000 rankings, "well-known brand owners call [Tamar] when support on strategically important matters – for example, complex litigation and global rebranding – is required; and she always delivers." She is a highly experienced intellectual property litigator that has successfully argued her cases before the Second Circuit and district courts throughout the country. In addition, Tamar works with global companies on strategic rebranding initiatives and trademark, copyright and right of publicity licensing issues. Following law school, Tamar clerked in the United States District Court for the Southern District of New York for Magistrate Judge Andrew J. Peck. She serves on the S.D.N.Y. / E.D.N.Y. Rules Committee and the Intellectual Property committee of the Federal Bar Council. Tamar was highlighted in the 2020 inaugural edition of New York's top 20 Power Lawyers by The Hollywood Reporter and was named a 2021 Law360 MVP in Intellectual Property.

Bar admissionsNew York
CourtsUnited States District Court for the Southern District of New YorkUnited States Court of Appeals for the Second CircuitUnited States Court of Appeals for the Fourth CircuitUnited States Court of Appeals for the Ninth CircuitUnited States District Court for the Eastern District of New YorkUnited States District Court for the Western District of New YorkUnited States District Court for the District of Colorado


Representative Cases

  • Nike, Inc. v. StockX LLC (SDNY) – representing Nike in trademark infringement and dilution claims against StockX over sales of unauthorized Nike-branded NFTs
  • Dr. Seuss Enterprises v. ComicMix LLC et al (9th Circuit) – obtained precedential reversal for Dr. Seuss Enterprises in copyright appeal relating to infringement of iconic Seuss works, including Oh The Places You'll Go, followed by consent judgment and permanent injunction on remand
  • GOLO LLC v. Goli Nutrition Inc. (D. Del.) – representing Goli Nutrition in trademark infringement and false advertising litigation; obtained "bet the company" win in defeating a preliminary injunction motion wherein Judge Andrews found no likelihood of confusion and no irreparable harm
  • Kawhi Leonard v. NIKE, Inc. (D. Oregon) – represented NIKE in copyright litigation relating to ownership and infringement of "Claw" design used by NIKE during endorsement deal with the NBA MVP. Obtained judgment on the pleadings confirming NIKE as the owner of the design and dismissing Leonard's complaint
  • AVELA et al v. Estate of Marilyn Monroe (S.D.N.Y.) – representing the Estate of Marilyn Monroe in trademark infringement and false endorsement litigation brought as a declaratory judgment by licensing entity
  • Tigercat Int'l v. Caterpillar Inc. (TTAB) - representing Tigercat in TTAB opposition relating to TIGERCAT mark
  • Night Owl SP, LLC v. Dongguan Auhua Electronics Co., LTD, et al., (M.D.Fla) – representing plaintiff Night Owl in trademark and counterfeiting dispute Successfully obtained preliminary injunction against defendant, including an order cancelling defendant's fraudulently obtained trademark registration
  • Protect-A-Car Wash Sys v. Car Wash Partners (D. MD.) – Obtained summary judgment for defendant, the largest national car wash chain, in trademark and unfair competition claims relating to MISTER CAR WASH mark
  • Noosa Yogurt v. Hain Celestial (D. Col.) – represented Hain Celestial in trade dress infringement action relating to yogurt packaging
  • St. Jude Medical v. Volcano Corp. (D. Del.) – represented St. Jude in series of patent litigations relating to diagnostic cardiovascular guide wire technology
  • Ernest Evans et al v. Home Depot et al (S.D. Fl.) – represented Home Depot in trademark infringement and right of publicity lawsuit litigation relating to alleged infringement of Ernest Evans' (aka Chubby Checker) name
  • Spinelli et al v. Associated Press et al. (S.D.N.Y.) – represented AP in copyright litigation and related claims against group of sports photographers alleging unlawful use of NFL-related photographs
  • Echo Design Group v. Arcadia Group Ltd. (S.D.N.Y.) – represented defendant Arcadia Group (TopShop) in patent litigation relating to touchscreen glove technology
  • God, Gold & Moore v. Nike (S.D.N.Y.) – represented Nike in trademark infringement litigation relating to graphic design used on defendant’s graphic tee
  • Cameron Industries, Inc. v. Mothers Work, Inc. (S.D.N.Y.) - represented the defendant apparel company in copyright litigation concerning fabric patterns and successfully obtained summary judgment dismissing the action, which was subsequently affirmed by the Second Circuit
  • Superpoints v. Rakuten Inc. (N.D. Cal.) – represented Rakuten in trademark and unfair competition litigation over use of RAKUTEN SUPER POINTS
  • J.D., Fordham University School of Law 2002
    Associate Editor, Fordham Intellectual Property, Media and Entertainment Law Journal
  • B.A., Cornell University 1996


  • Chambers USA
    • Band 4, New York Intellectual Property: Trademark, Copyright & Trade Secrets (2023)
  • Named to the National Law Journal’s list of Sports/Gaming/Entertainment Law Trailblazers (2022)
  • The Legal 500 United States
    • Recommended, Copyright (2023)
    • Recommended, Trademarks: Litigation (2018, 2022-2023)
  • Named a BTI Client Service All-Star (2022)
  • Named a Law360 MVP, Intellectual Property (2021)
  • In 2019, 2020, 2021, and 2022, World Trademark Review ranked Tamar as a "recommended expert," noting in 2020 that Tamar "has an outstanding knowledge of trademark subject matter and precedents" and in 2021 that she is "accessible, available, practical and efficient – and a personable lawyer who cares deeply about clients and their products and business."
  • Recognized by The Hollywood Reporter as a NYC top 20 Power Lawyer (2020)



  • Copyright Protection of Useful Articles, AIPLA, 27 October 2016

Media Mentions

Prior Experience

Before joining her former firm in the fall of 2005, Tamar was a law clerk to the Honorable Andrew J. Peck, Chief Magistrate Judge, Southern District of New York.

Memberships And Affiliations

  • Federal Bar Council
  • Copyright Society of the U.S.A.
  • Federal Circuit Bar Association 
  • SDNY/EDNY Joint Committee on Local Rules
  • SDNY/EDNY sub-Committee on Local Patent Rules
  • INTA