David L. Cohen IP Services

After a career working for and leading teams on the cutting edge of IP and generating highly material value for his clients, David L. Cohen launched his law firm David. L. Cohen, P.C., and his consultancy, Kidon IP, in 2017.  Our simple goal is to effectively and efficiently bring that same level of sophisticated legal and IP management services to our firm’s clients.   Between David L. Cohen, P.C. and Kidon IP, we can provide all the strategic and day-to-day services of a large and sophisticated intellectual property and legal department under a variety of versatile arrangements.

David L. Cohen, was admitted to practice in New York in 1999.  He is also admitted to practice in New Jersey the District of Columbia and before the USPTO.

His experience includes strategic litigation planning; global project management; patent monetization; FRAND licensing; legal and IP department development and management; patent licensing and negotiations; global anti-trust; strategic patent portfolio development and acquisition; and IT needs strategy & design.

Prior to founding Kidon IP and David L. Cohen, P.C., David was the Chief Legal and IP Officer of FORM Holdings (f/k/a Vringo Inc.) where he created an in-house team that spearheaded a global monetization program. Prior to FORM, David was senior in-house counsel at Nokia Corporation. Prior to Nokia, David worked at the law firms of Lerner David and Skadden Arps. Prior to joining a law firm, David clerked for Chief Judge Carman of the Court of International Trade.

David has a BA and M. Phil in the History and Philosophy of Science, an MA in History and an MA in Legal and Political Theory. His received his juris doctorate from Northwestern University School of Law in 1998, cum laude, where he was on law review. David has multiple publications to his credit and is a frequent speaker at conferences.


FORM Holdings Corp. (f/k/a Vringo, Inc.) – New York, NY  2013 -2017

  • Corporate Secretary  – 2015 -2016
  • Chief Legal & IP Officer – 2013 – June 2017
  • Head of Litigation, Licensing & Intellectual Property – 2012-2013

Innovate/Protect Inc. (acquired by Vringo, July 2012) – New York, NY  2012

  • Special Counsel

Nokia Inc. – White Plains, NY  2007 to 2012

  • Senior Litigation Counsel, Specialist Services Team

Lerner, David, Littenberg, Krumholtz & Mentlik LLP – Westfield, NJ  2004 to 2007

  • Senior Associate

Skadden, Arps, Slate, Meagher & Flom  LLP – New York, NY  2000 to 2004

  • Associate Attorney, IP&T Dept.

U.S. Court of International Trade – New York, NY  1998 to 2000

  • Law Clerk for Chief Judge Carman


with Douglas Clark, China’s Anti-monopoly Law as a Weapon Against Foreigners, IAM Magazine (November/December 2018).

A Short History of Vringo v. ZTE, ABA IP West (2017).

Licensing Standard Essential Patents on FRAND Terms, AIPLA Spring Meeting (2017).

with J. Kraft, Devising International Patent Litigation Strategies, IAM Yearbook (2017).

Standard-essential Patent Monetization and Enforcement, IAM Yearbook (2016).

Figuera v. United States: Does the Constitution Require Patent Fees to Stay with the Patent Office? 22 ABA Int’l Prop. Newsl. 1 (Winter 2004).

Copyrighting the Dead Sea Scrolls: C.C.(Jm.) 41/92 Qimron v. Shanks, 1993 T.E. 10. (Isr.), 52 Maine L. Rev. 379 (2000).

Theories of the Corporation and the Limited Liability Company: How Should Courts and Legislatures Articulate Rules for Piercing the Veil, Fiduciary Responsibility and Securities Regulation for the Limited Liability Company, 51 Oklahoma L. Rev. 427 (1998).

Comment, Article 69 and European Patent Integration, 93 Nw. U. L. Rev. 1082 (1998).

Bentham’s Frigidarium: Utilitarianism and Food Preservation, 1 Bentham Newsletter 2 (1997) (visited Jan. 5, 2000) <http://www.ucl.ac.uk/Bentham-Project/cohen.htm>.

Legal Education and Certification in the Common Law, 8 Commonwealth Lawyer 94 (1996).


  • Member, State Bar of New York
  • Member, State Bar of New Jersey
  • Member, District of Columbia Bar
  • Court of International Trade
  • Federal Circuit
  • Southern District of New York
  • Second Circuit
  • Western District of New York
  • District of New Jersey
  • U.S. Patent & Trademark Office, Reg. No. 57,157


Speaker, John Marshall Law School IP Executive Seminar, Standard Essential Patents: What Every IP Attorney and In-house Counsel Should Know, Chicago (2018)

Panelist, Fordham IP Institute, Qualcomm: The Wider IP & Anti-trust Implications, New York (2018)

Speaker, Certified Patent Valuation Analyst Webcast, Managing International Patent Litigation, (2018)

Speaker, Gerson Lehrman Group Webcast, The Future of Patent Licensing for 5G and IoT New Regulations and the Next “Patent Wars” (2017)

Panelist, ABA IP West, The China Paradox, Los Angeles (2017)

Panelist, ILASA conference, IP Trends in Europe & Asia, New York (2017)

Speaker & Panelist, AIPLA Spring Meeting, Licensing Standard-Essential Patents on FRAND Terms in US, Europe, and Asia, and the Comity Between Them – San Diego (2017)

Panelist, US PTO Symposium, Developments in Trade Secret Protection, Considerations of Business Owners in International Cases, Alexandria (2017)

Panelist, PLI Patent Monetization Programs, Assertion and Defense in the Trenches, New York (2017)

Panelist, ILASA conference, IP Trends in Europe & Asia, New York (2016)

Panelist, The Economic Contribution of Technology Licensing, Challenges and Opportunities in Cross-Border Licensing, Arlington (2016)

Panelist, 8th Annual Corporate IP Counsel Forum, The Impact of Europe’s Unified Patents Court on IP Strategy, New York (2016)

Panelist, IAM NPE, Business of Responsible Licensing, Beyond the US, New York (2016)

Panelist, PLI Patent Monetization, Successfully Extracting Value from IP in the Current Environment, New York (2016)

Panelist, MIP European Patent Report Forum USA, Frand: Licensing and Litigating Standard Essential Patents in Europe, New York (2016) & (2015)

Panelist, PLI Patent Monetization, Successfully Extracting Value from IP in the Current Environment, New York (2015)

Panelist, Fordham IP Institute, FRAND Patent Licensing Challenges in a Global Antitrust World, New York (2014)

Panelist, Fordham IP Institute, Developing Case Law on Injunctive Relief, Anti-suit Injunctions and Court Determinations of FRAND Royalties, New York (2013)

Panelist, IBC Legal Conferences, International Patent Litigation, Germany and UK – do the German Courts Need English Guidance, London (2013)

Panelist, IP Summit, “Follow the Money, Unitary Patent & Unified Patent Court, New Aspects of Litigation, Paris (2013)

Replacement Panelist, Advanced Patent Law Institute, Coordinating International Litigation: Focus on German Patent Enforcement, Palo Alto (2012)

Panelist, Controlling Legal Costs, Maximizing Value with Outside Counsel: Fees, New York (2012)

Co-chair and Panelist, American Conference Institute on International Trade Commission litigation on patents (337 Litigation), When & Why: Weighing the Pros and Cons of Litigating at the ITC – Lessons Learned from In-House Counsel, Washington, D.C. (2011)

Other Honors

Listed individual, IAM 300 – The World’s Leading IP Strategists (2015 & 2016).

Life Fellow, American Bar Foundation

Co-Inventor, US Patents 9,294,365 & 9,401,850