Michael J. Kasdan


Michael is a partner in the Firm’s New York Office. His practice focuses on all aspects of intellectual property law.

As a Partner in the firm's Intellectual Property Practice Group, Michael develops effective offensive and defensive patent strategies for organizations of all sizes. He has negotiated, defended, and asserted IP rights in federal courts, the U.S. Patent and Trademark Office, the International Trade Commission, and private arbitrations and mediations. As an advisor, he has worked with both established companies and startups to obtain, value, license, and develop patent portfolios and trademarks. He particularly enjoys working as a strategic advisor to start-up companies and is a regular lecturer at the NYU Entrepreneurship Center Start-up school and at incubators around New York City.

Trained in electrical engineering and having a business background as a technology consultant, Michael is known for his ability to quickly learn new technologies and distill complicated topics. He works with a broad range of technologies, including consumer electronics, wireless devices, batteries, mechanical devices, medical products and devices, computer architecture, software, and networks, including open-source software, semiconductor chips, and internet and e-commerce platforms.

Michael has defended and resolved scores of patent infringement lawsuits, resulting in successful motions to dismiss, summary judgment, and favorable settlements, in all of the key patent infringement venues, including the District of Delaware, the Eastern District of Texas, the Northern District of California, and the Northern District of Illinois, as well as the United States International Trade Commission and in private arbitrations. Michael also counsels clients on strategic patent prosecution and portfolio development and provides opinions and analyses on various patent issues, including patent infringement, validity, and enforceability. For example, Michael recently

  • Spearheaded key arguments in a patent-defense case for JVC, winning favorable ITC decisions and securing early settlements for numerous defendants.
  • Vindicated Panasonic in a jury verdict that was central to a semiconductor patent war with Samsung.
  • Helped invalidate key patents held by VirnetX, which had previously won verdicts in the hundreds of millions of dollars from industry giants such as Apple.

Michael was listed in the 2013, and in the 2017 - 2019 editions of IAM Strategy 300 – The Top 300 Leading IP Strategists and has regularly been listed in Super Lawyers. Clients describe him as creative, energetic, and easy to work with and seek his insight into the business, technology, and legal facets of their IP issues. In 2008–2009, he was seconded to Panasonic Corporation in Osaka, Japan. As in-house patent counsel in the company's licensing center, he acted as lead counsel representing the company in litigation, third-party patent assertions, license negotiations, portfolio cross-license agreements, and strategy.

Michael writes and speaks extensively. His articles have appeared in LEXIS, Practical Law Company, IP LAW 360, Bloomberg/BNA, Managing IP Magazine, and elsewhere. Michael is the sole author of Practical Law Company's Practice Note on Patent Law and the Lexis Practice Advisor on Patent Licensing and is a co-author of Practical Law Company's Practice Notes on Global Patent Litigation and Licensing and on Tracking and Privacy. He is the author of the chapter on Patent Licensing and Monetization of the Oxford Handbook of Intellectual Property Law (Oxford Press, 2017).  He is also active in the Licensing Executives Society and is the Founder and Chairman of the New York Chapter of the International Intellectual Property Commercialization Council (IIPCC).

A member of the Firm’s Inclusion, Diversity and Equity Committee, Michael has been the keynote speaker at conferences addressing topics such as diversity and mentorship. Michael is also an adjunct professor at his alma mater, NYU, as well as at New York Law School. He has guest lectured at the NYU Business and Law Clinic, the NYU School of Medicine, New York Law School, and Seton Hall Law School.

He has appeared on major media networks, including CNN, CNN Headline News, Al Jazeera America, NPR, CBS News Radio, ABC, and CBC Radio, and his writings have appeared in publications such as The Huffington PostSalonThe BBCThe Daily DotMoney, and Redbook. Recently, he was interviewed on CNBC's public television show Nightly Business Report regarding the Maps features of Snapchat and their privacy implications and again on CNBC’s Nightly Business Report regarding privacy terms of service. Mike was also recently interviewed and quoted for an article published on Good Morning America regarding child-care leave.

Michael received his J.D. magna cum laude from New York University School of Law. He was a member of the NYU Law Review and the Order of the Coif, was Fish & Neave Fellow for the Engelberg Center on Innovation Law and Policy, and served as President of the Intellectual Property and Entertainment Law Society. After law school, he clerked for the Honorable Judge Roderick R. McKelvie in the U.S. District Court for the District of Delaware. Michael received a B.S.E. in electrical engineering magna cum laude from the University of Pennsylvania. He was a member of Eta Kappa Nu, Tau Beta Pi, and the Penn Parliamentary Debate Team.

Michael serves as Director of Communications and Development of the nonprofit MyChild'sCancer and on the board of the SouthNextFestival and was formerly Chairman of the Board of the nonprofit CityScience, which focuses on improving STEM education in cities. He is also an Editor, contributor, and Director of Special Projects for The Good Men Project.


  • New York University School of Law  (J.D., 2001)
    • magna cum laude, Order of the Coif
  • University of Pennsylvania  (B.S.E., 1996)
    • magna cum laude

Bar Admissions

  • New York

Court Admissions

  • US Court of Appeals for the Federal Circuit
  • US District Court (Eastern District of New York)
  • US District Court (Southern District of New York)
  • US Supreme Court


  • Named as one of the Top 300 IP Strategists in the 2013, and 2017 - 2019 editions of the IAM Strategy 300 - The World's Leading IP Strategists
  • Named in Super Lawyers, 2013 - 2019

Memberships and Affiliations

  • American Bar Association
  • New York State Bar Association
    • IP Section
    • Member, Legislative Action Committee
    • Co-Chair, Media Committee
  • New York Chapter of the International Intellectual Property Commercialization Council (IIPCC)
  • Licensing Executives Society