DLA Piper

Firm overview:

Among the largest law firms in the world, DLA Piper has an expectedly well-resourced US trademark practice, comprising over 120 professionals backed up by a wider IP team. A US peer acknowledges it as a “leading firm in the industry”, with competitive numbers and achievements in trademark matters.

The firm’s lawyers manage trademarks in more than 150 countries, counselling clients on the selection, management, protection, monetisation and enforcement of their portfolios. Many clients outsource their entire trademark function to the firm.

With strengths across the board, the Trademark, Copyright and Media group handles complex litigation for some of the world’s leading brands. High-profile representations include acting for Nike in a trademark infringement case against StockX over alleged sales of unauthorised Nike-branded NFTs.

Team overview:

Gina Durham, deputy practice group leader of the Intellectual Property & Technology Group, is a lead trial lawyer known for handling high-stakes trademark and copyright disputes. Durham coordinates multi-jurisdictional strategies for clients primarily in the technology, media, life sciences and retail sectors, and has particular expertise in artificial intelligence.

Experienced trial attorney Tamar Duvdevani is US chair of the Trademark, Copyright and Media practice. Recognised for handling groundbreaking trademark disputes, Duvdevani also works with global companies on rebranding initiatives and trademark, copyright and right of publicity licensing issues.

A notable departure from the team was that of David Markman, co-chair of the firm’s entertainment transactions practice, who moved to Weil, Gotshal & Manges in July 2025.

Key matters:

• Nike v StockX

DLA Piper represented Nike in trademark infringement and dilution claims against StockX over sales of unauthorised Nike-branded NFTs as well as false advertising and counterfeiting claims.

The parties settled in August 2025, telling a New York court they had resolved the case “amicably” on confidential terms.

Clients:

Nike