Marc Lieberstein is a partner with Kilpatrick Townsend. Marc focuses his practice on intellectual property licensing and franchising in the commercial and industrial design area, e.g., fashion/apparel and accessories, and consumer products and services, including the drafting, negotiation and enforcement of license and franchise agreements, as well as implementation of branding and commercialization objectives for clients via licensing and franchising. In conjunction with the services above, he counsels clients on creating effective strategies for procuring, protecting and enforcing their global intellectual property assets, including patent, copyright and trademark prosecution, opposition and cancellation proceedings in the United States Patent and Trademark Office, and appeals in the United States Copyright Office. Marc also provides intellectual property litigation services involving patents, trademarks and copyrights, including related e-commerce, domain name, trade secret and unfair competition. He has also effectively utilized alternative dispute resolution in the form of arbitration and meditation to enforce the intellectual property rights of brand owners. Marc frequently lectures and writes on intellectual property issues for a variety of intellectual property organizations and publications, including International Trademark Association (INTA), New York State Bar Association (NYSBA) Intellectual Property Section, Wharton Business Law Association at the University of Pennsylvania, New York University, Association of the Bar of the City of New York Fashion Law Committee, Licensing Industry Merchandisers’ Association (LIMA), National Law Journal, IP Strategist and The New York Law Journal, Practical Law, The Licensing Journal.

Marc is listed in the 2012 and the four years immediately preceding editions of Chambers USA: America’s Leading Lawyers for Business for Intellectual Property: Trademark & Copyright. Chambers noted that Marc Lieberstein has "tremendous business savvy and is tenacious in his work ethic," according to his clients (2012). He was also recognized as a New York “Super Lawyer” in Intellectual Property by Super Lawyers magazine in 2014 and the four years immediately preceding, and, for the last four years, Marc was named a Top 100 New York Metro "Super Lawyer" in Intellectual Property. He is listed in the 2011, 2012, 2013 and 2014 editions of World Trademark Review 1000 – The World's Leading Trademark Professionals. In 2013, Marc received the Lexology Client Choice Guide - International 2013 Award and is the sole winner in the Intellectual Property: Copyright category for New York. He has been recognized as an "IP Star" in 2013 and 2014 by Managing Intellectual Property magazine.