Mark Kesslen

Mark P. Kesslen

Chair of the Intellectual Property section of the Tech Group and Co-Chair of the IP Litigation Group

Lowenstein Sandler

Mark P. Kesslen provides strategic guidance to technology-based businesses in patent strategy (licensing, litigation, and prosecution), outsourcing and alliances.

Mark Kesslen of Lowenstein Sandler

Mark Kesslen of Lowenstein Sandler is an Executive Committee member of First Growth Venture Network

In 2008, Mr. Kesslen was named among the nation’s top 50 IP attorneys under age 45 by IP Law and Business magazine. He was also recognized by Chambers USA: America’s Leading Lawyers for Business in 2006 through 2009 as a leading intellectual property attorney. The 2008 edition notes: “Out of the courtroom, practice chair Mark Kesslen provides guidance in patent strategy to technology-based businesses and their investors. ‘Mark’s pragmatism is key to his practice – he doesn’t waste time dealing with theoretical concerns, he just gets issues resolved,’ report clients”.

Mr. Kesslen has been quoted and provides commentary on intellectual property issues for various publications including Business Week, Red Herring, The Wall Street Journal, Dow Jones, and The Hollywood Reporter. Mr. Kesslen is member of the Advisory Board of Pro Bono Partnership, a leading provider of legal services to nonprofit community-based organizations. He is also a member of the 2010 Editorial Advisory Board of IP Law360, which covers breaking news in copyright, patent and trademark law. For the past few years, Mr. Kesslen was a guest lecturer at Columbia University on Intellectual Property Law for the Law and Technology class for the Master of Science in Technology Management Program and at Tufts University on the relationship between entrepreneurship and IP.

Prior to joining Lowenstein Sandler, Mr. Kesslen ran JPMorganChase’s Technology, Sourcing & Intellectual Property Practice Group for the Legal Department world-wide. In that role, Mr. Kesslen had more than 30 lawyers at JPMorganChase reporting to him from offices across the U.S., Europe and Asia. In his 8 years at JPMorganChase, Mr. Kesslen served as IP counsel in dozens of venture financings on behalf of Lab Morgan and its predecessor, incubators of emerging technology and financial service companies. Mr. Kesslen has also served as IP counsel on numerous M&A, IPO and venture capital transactions. Mr. Kesslen chaired the Financial Services Roundtable’s patent working group, has testified before Congress on patent reform, and served as JPMorganChase’s lead internal lawyer on multi-billion dollar outsourcing deals and patent litigation. He also served for five years on the board of directors of the Intellectual Property Owner’s Association. Over the course of Mr. Kesslen’s career, he has prosecuted hundreds of patents and designed and implemented the patent program at JPMorganChase. Mr. Kesslen has handled matters in software, semiconductors, hardware, financial services, business methods and wireless and VoIP communications. Prior to joining JPMorganChase in 1997, Mr. Kesslen was an associate in the IP Group of Stroock & Stroock & Lavan.

• Case Western Reserve University School of Law (J.D., 1989)
• Tufts University (B.S., 1986), Electrical Engineering

Bar Admissions
• 1990, New York
• 2006, New Jersey