Pashman Stein Walder Hayden P.C. Named New Jersey Law Journal’s Law Firm of the Year 2023*



The attorneys in Pashman Stein Walder Hayden’s Intellectual Property practice group work with international and domestic start-ups, established businesses, and individuals to safeguard their intellectual property and position them to pursue violators when misappropriation occurs.

Clients turn to our IP group for counsel on trademark, trade secrets, and copyright issues in a wide variety of industries including digital media, software, manufacturing, medical devices, fashion, and sports, often associated with celebrity brands. Our IP group advises clients as to how to protect and safeguard their intellectual property, and how to avoid, or minimize, the risk that clients will be accused of infringing the rights of third parties. We also negotiate and draft trademark and copyright licenses. 

As strong advocates for our clients, we regularly represent clients in transactional matters including licensing, joint venture, consulting, and other types of agreements.

We have successfully prosecuted clients’ claims of copyright or trademark infringement, and misappropriation of trade secrets, against third parties in state and federal courts in New York and New Jersey and have defended clients against such claims.

Our firm also collaborates with out-of-state law firms in connection with substantial IP matters venued in New Jersey, leveraging our local knowledge and experience to protect the rights of our clients.

Our Team



Representative Matters

  • Our firm is proud of the results it has achieved for clients, some of which are noted here. Of course, each legal matter is unique on many levels, and past successes are not a guarantee of results in any other pending or future matters.
  • Represented a leading heart valve manufacturer in a patent licensing dispute involving rights to a minimally invasive method for repairing and replacing aortic heart valves (transcatheter aortic valve replacement therapy).The dispute focused on whether only a particular patent or an entire family of patents to the revolutionary heart valve device and procedure had been licensed. Following an evidentiary hearing on our application for summary judgment, the matter was resolved through a confidential settlement.
  • Representing male underwear model in Lanham Act claim against apparel manufacturer and advertising agency for unauthorized usage of image and likeness in breach of usage agreement.
  • Successfully pursued patent, trademark and trade dress lawsuits on behalf of a leading manufacturer of industrial torque wrenches to stop several companies from selling knock-offs of our client’s wrenches.

News & Insights

Jump to Page

By using this site, you agree to our updated Privacy Policy and our Terms of Use