David B. Sunshine


New York

(212) 883-4911

(866) 812-3650

David counsels clients in all aspects of intellectual property law. He focuses his practice on patent, trademark, and copyright litigation, anti-counterfeiting enforcement, proceedings before the Trademark Trial and Appeal Board, domain name disputes, U.S. and international trademark prosecution, and copyright registration and practice.

David also regularly counsels hedge funds and other institutional investors who have a stake or are considering acquiring a stake in companies involved in IP and other technology litigation. Specifically, he monitors and analyzes litigation on behalf of hedge fund clients and provides advice on potential risk and likely outcomes. As a result of his experience advising hedge funds, David is regularly quoted in the press. In addition, David represents companies in the NFT and cryptocurrency space.

David also represents a formidable list of domestic and multinational clients in a variety of industries, including apparel, luxury consumer and designer goods, jewelry, food and beverage, consumer products, consumer electronics, publishing and media, health care, e-commerce, telecommunications, publishing, and sports, among others. On behalf of several major luxury brands, David develops and implements comprehensive worldwide anti-counterfeiting enforcement strategies. As a result of those strategies, he has succeeded in shutting down scores of counterfeit operations around the world. He also has transactional experience relating to intellectual property issues in the context of mergers and acquisitions and venture capital. He has been involved in drafting and negotiating license agreements as well as other agreements involving intellectual property interests.

He earned his undergraduate degree from Washington University in St. Louis and his law degree from the Benjamin N. Cardozo School of Law, where he served as the acquisitions editor of the Cardozo Arts & Entertainment Law Journal



YouTube’s ‘Checks’ copyright system: what lawyers think

April 09, 2021

David Sunshine was quoted in World IP Review discussing YouTube's new ‘Checks’ system.

David Sunshine Discusses Raid on Counterfeit Goods

February 09, 2015

In an article titled "Q&A: Minus the flak jacket, attorney joins raid on fake goods," David Sunshine, member of Cozen O'Connor's Intellectual Property Department, discusses a U.S. Customs and Border Protection raid that he participated in on behalf of one of his clients.

David Sunshine Discusses U.S. Supreme Court Case With Law360

January 26, 2015

In an article titled "Lawyers Weigh In On High Court Trademark Tacking Ruling," David Sunshine, a member of Cozen O'Connor's Intellectual Property Department, comments on the U.S. Supreme Court ruling in the Hana Financial Inc. v. Hana Bank case.

David Sunshine Quoted in the National Journal Regarding Pandora

April 22, 2014

David Sunshine, of the Intellectual Property Group, was recently quoted in a National Journal article titled, "Here Are 1,400 Song You Might Never Hear Again on Your Pandora Station." The article explains how the music industry sued Pandora Media, claiming the internet radio service unfairly evaded paying millions of dollars on popular songs. David gave his opinion on the situation by stating, "The problem that [record labels] are going to face is, folks haven't been paying these royalties for a long time."

David Sunshine Discusses Colorado State Assembly Candidate Gordon Klingenschmitt’s Efforts to End Liberal Critics on YouTube in The National Journal

December 12, 2013

In an article titled “How Did a Conservative Colorado Preacher Get YouTube to Shut Down His Liberal Critics?” David Sunshine, a member of Cozen O’Connor’s Intellectual Property Group, discusses conservative former Navy chaplain and Colorado state assembly candidate Gordon “Dr. Chaps” Klingenschmitt’s efforts to stop liberal group People for the American Way from stealing short clips from Klingenschmitt’s YouTube show and altering their titles in an extremely unfavorable manner. David states “there's little question that RWW's videos are protected under the fair-use doctrine.”


Fifty Shades of Copyright [Intellectual Property Magazine]

May 13, 2013

David B Sunshine and J Trevor Cloak explain what fan fiction authors need to know about copyright protection.

Summer 2012 [Business Law Observer]

July 01, 2012

This issue of the Business Law Observer covers several areas of business activity, anticipating problems, and how to deal with them before they become insurmountable, including: Venture Capital, Intellectual Property, Governmental Risks, China Practice and Public and Project Finance.

Events & Seminars

Past Events

Jefferies Patent Symposium

May 30, 2012 - New York, New York


  • Benjamin N. Cardozo School of Law, Yeshiva University, J.D., 2000
  • Washington University in St. Louis, B.A., 1997
  • New Jersey
  • New York
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. Court of Appeals for the Second Circuit
  • U.S. District Court -- Eastern District of New York
  • U.S. District Court -- New Jersey
  • U.S. District Court -- Southern District of New York