Fross Zelnick Lehrman & Zissu PC

The world’s most celebrated brands and content providers trust Fross Zelnick to protect and enforce their valuable global trademark, copyright and design patent assets. Practising exclusively in these areas, the firm’s approximately 50 lawyers advise clients throughout the United States and around the world on matters involving strategy, registration, enforcement, litigation and transactions.

Fross Zelnick’s more than 50-year history affords its lawyers both extensive experience and knowledge in diverse markets across the globe, including in such pivotal regions as the Union Kingdom, the European Union, China, Latin America, Africa and the Middle East. Since its establishment, Fross Zelnick has painstakingly built an unparalleled network of trusted leading foreign practitioners to complement the firm’s expertise, which frequently enables exceptional responsiveness to client inquiries.

Whether managing global portfolios, rolling out new products or assisting iconic brands on major cross-border transactions, Fross Zelnick’s deep knowledge provides in-house counsel with practical guidance and industry-specific know-how in all matters relating to trademarks, copyright, trade dress, unfair competition, false advertising, design protection, cybersquatting and anti- counterfeiting.

Fross Zelnick’s litigators focus entirely on IP matters, successfully resolving disputes and appearing in state and federal courts, proceedings at the USPTO’s Trademark Trial and Appeal Board, and in arbitration and mediation. Internationally, the firm’s broad experience in foreign and multi-jurisdictional trademark and copyright litigation includes a long record of successfully enforcing clients’ IP rights and securing leading decisions in the field.


Fross Zelnick’s lawyers counsel US and international clients on the best strategies to search, clear, protect and enforce trademarks for US and worldwide use. Throughout the firm’s more than 50-year history of managing large trademark portfolios for top brand owners, there is likely no trademark issue that Fross Zelnick has not handled – in the United States or around the world. In fact, other law firms frequently seek advice from Fross Zelnick when faced with unique or hard-to-handle US and international issues.

Copyright and content

Renowned for winning significant cases involving Batman, Superman, Winnie the Pooh and other famous characters, the firm’s extensive experience with copyright and content – both in the United States and internationally – includes litigation, counselling, registration, enforcement and defence, as well as statutory termination, copyright licensing and assignment, analysis of work-for-hire issues, and securing copyright registrations, including appeals of rejections issued by the US Copyright Office.

Design patents

Fross Zelnick’s lawyers advise clients on difficult issues involving design patents, industrial design protection, trade dress and three-dimensional marks, providing strategies to enhance the value and enforceability of the issued design patents. The firm’s experience includes clearing, prosecuting, protecting and enforcing design patents, as well as instructing prior art searches and providing opinions on patentability, novelty and infringement.


Fross Zelnick’s litigation practice covers trademarks, copyright, design patents and related legal fields. With a reputation for best-in-class expertise that translates into success in court, the firm’s lawyers are also frequently able to favourably resolve disputes long before cases go to trial. Clients benefit from the firm’s understanding of critical subtleties upon which litigation outcomes can often hinge.

Social media and domain names

Fross Zelnick advises on worldwide domain name registrations and disputes, monitors the web for infringements, negotiates transactions and develops strategies for protecting IP rights online. Lawyers also advise clients on ways to protect their portfolios from improper use by others on social media and how clients can leverage their assets without infringing the intellectual property, publicity or privacy rights of others.

Publicity and privacy

Fross Zelnick has successfully represented renowned clients in some of the leading right-of-publicity matters, retrieved numerous infringing or disparaging trademarks and domain names from others for celebrity clients, and litigated high-profile cases involving the unauthorised use of well-known names and likenesses.


To prevent the import, sale and distribution of a wide variety of infringing or counterfeit products, including apparel, footwear, cosmetics, jewellery and luxury goods, Fross Zelnick has developed and executed sophisticated cost-effective enforcement programmes for clients with impressive results.


Whether buying, selling, spinning off or engaging in any other transaction involving an IP portfolio, Fross Zelnick advises clients on structuring the deal’s IP provisions, performs necessary due diligence efficiently, and negotiates and drafts key documents. And when novel or delicate issues arise, the firm’s deep experience provides innovative solutions to meet clients’ needs.

Contact details

Fross Zelnick Lehrman & Zissu PC
151 W 42nd Street
17th Floor
New York NY 10036
United States

Professional contacts

Other offices

  • Alexandria

Sample client list

  • Chanel
  • Colgate-Palmolive
  • Gap
  • Honeywell
  • Major League Baseball
  • Spectrum Brands
  • Tiffany & Co
  • Vevo
  • Warner Bros Entertainment