Jeffrey I.D. Lewis

Partner - New York

Jeffrey Lewis
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212.812.0399 Download vCard

Jeffrey I. D. Lewis is a partner in Foley Hoag's Intellectual Property Litigation practice, resident in the firm's New York office. A chemical engineer and registered patent attorney, Jeff concentrates on patent and trademark litigation, counseling, and licensing, as well as other intellectual property and general litigation including trademark and trade secret matters. He regularly represents plaintiffs as well as defendants - both at trial and on appeal - in a range of technology-related sectors with a focus on pharmaceuticals, chemicals, mechanical/medical-device, biotechnology and life sciences, and has represented pharmaceutical innovators in numerous Abbreviated New Drug Application (ANDA) patent litigations. Jeff has been lead counsel in several dozen cases before the U.S. federal district courts and other tribunals, often trying them to conclusion, and argued numerous appeals before the U.S. Court of Appeals for the Federal Circuit. 

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  • Benjamin N. Cardozo School of Law - Yeshiva University, J.D., cum laude, Eleanor Roosevelt Award, 1986
  • University of Connecticut, B.S., Chemical Engineering, 1983



Representative Experience

  • Patent Litigation and Counseling - Representing both plaintiffs and defendants in patent infringement cases for various pharmaceutical, chemical, biotechnical, business method, electronic and manufacturing concerns including ANDA litigation on behalf of innovators. Preparation of opinions concerning patentability, validity, enforceability and infringement.
  • Patent, Trademark and Copyright Licensing, Transfers and Collateralization - Representation of transferors, transferees and lenders concerning intellectual property transfers, sales and licenses, and related review of intellectual property portfolios including preparation of opinions concerning validity, enforceability, title and encumbrances.
  • Trademark, Trade Dress and Copyright Litigation, Counseling and Prosecution - Prosecution and defense of infringement, opposition and cancellation proceedings before the courts and the Patent & Trademark Office for pharmaceutical, chemical, manufacturing, cosmetic, garment and financial concerns. Preparation of opinions concerning availability, registrability and infringement.
  • Commercial/Trade Secret Disputes Litigation, Counseling and Prosecution - Prosecution - Litigation of various commercial and trade secret disputes involving employment agreements, product and process development contracts, art transactions and commercial leases.

Professional Experience

  • Benjamin N. Cardozo School of Law at Yeshiva University, adjunct professor (1999-2012)
  • Co-editor-in-chief and co-author, Privilege and Professional Confidences: An International Review, Bloomberg Law, September 2020 
  • Co-author, "When Courts Allow Changes To Hatch-Waxman 30-Month Stay," Law360, September 10, 2018
  • Co-author, "The HEART of TC Heartland: Going to The Defendant's Home?", American Intellectual Property Law Assoc. 2017 Annual Meeting 
  • Co-author, "One Month Since TC Heartland – A Look at Patent Infringement Filing Trends in the District Courts," Fried Frank Into the Heartland Resource Center, July 7, 2017
  • Co-author, "2015 Patent Year in Review … and 2016 Preview," Univ. of Akron 18th Annual Symposium on IP Law & Policy, March 2016
  • Co-author, "Patent Eligibility and Dispositive Motions: Strategies for Navigating 101 Rabbit Holes in a Post-Alice World," AIPLA MidWinter Institute, Jan. 29, 2016
  • Co-author, "Entering the Innovation Twilight Zone: How Patent and Antitrust Law Must Work Together," 17 Vanderbilt J. of Entertainment & Technology Law 3, 2015
  • "What Is FRAND All About? The Licensing of Patents Essential to an Accepted Standard," Cardozo Intellectual Property Law Alumni Newsletter, Spring 2014
  • Co-author, "An Unforeseen Obstacle: Consultants can prevent patent validity challenges through the use of the assignor estoppel," Intellectual Property Magazine, May 2014
  • "About Intellectual Property Lawyers," Law Practice Today, Oct. 2013
  • Co-author, "The Goddess Divines Patent Law: A Design for Patent Re-Design?", IP Litigator, Patent Litigation Column, March/April 2008

Foley Hoag Alerts & Updates


  • Chambers USA, New York: Intellectual Property: Patent, Chambers & Partners, 2008 - 2018
  • Legal 500 US, recommended lawyer, Intellectual property: Patent litigation: full coverage, The Legal 500, 2018 - 2019
  • New York Metro Super Lawyer, Intellectual Property Litigation, Thomson Reuters, 2007 - 2019
  • The Best Lawyers in America, New York Patent Law, Best Lawyers, 2012 - 2022
  • The Best Lawyers in America, New York Patent Law Lawyer of the Year, Best Lawyers, 2022
  • IP Star, Trade mark and Patent, New York, IP Stars, 2018
  • New York Litigation Star, Euromoney Institutional Investor PLC's Benchmark: America's Leading Litigation Firms and Attorneys
  • National Star, Euromoney Institutional Investor PLC's Benchmark: America's Leading Litigation Firms and Attorneys
  • Who's Who Legal, Life Sciences, Law Business Research Ltd.
  • Who's Who Legal, Patents, Law Business Research Ltd.
  • Founder's Circle, Delta Chi Educational Foundation, 2005
  • Sense-of-the Board Resolution, City of Stamford, CT, 1997
  • Award of Excellence, Volunteer Lawyers for the Arts, 1997
  • "Louis Clapes Citizen of the Year," North Stamford CT Association, 1997


  • American Bar Association 
  • Intellectual Property and Litigation Sections, Subcommittee Chair on Willful Infringement, 1990-1991 and 2005-2006
  • Select Committee on the Court of Appeals for the Federal Circuit, Subcommittee on a Commission for the Judicial Selections, 1989
  • American Intellectual Property Law Association
    • President, 2012-2013; President Elect 2011-2012
    • First Vice President, 2010-2011; Second Vice President, 2009-2010
    • AIPLA Fellow, 2007-present
    • Board of Directors, 2003-2006
    • Special Task Force on Arthrex Decision, Chair, 2019 – present
    • Professionalism & Ethics Select Committee, Vice Chair 2017-2019
    • Nominations Committee Chair, 2015; Vice Chair 2014
    • AIPLA Quarterly Journal Editorial Board, various years, Board Liaison
    • Special Task Force on Association Information Technology, Chair, 2007-2009
    • Patent Law Committee Vice Chair, 2006-2008
    • Patent Litigation Committee Chair, 2001-2003; Vice Chair, 1999-2001; Chair Subcommittee on Markman Proceedings, 1997-2003; Subcommittee on Uniform Jury Instructions 1994-1997
  • Federal Circuit Case Law Summaries, 1991-1995
  • AIPPI-US (U.S. division of Association Internationale pour la Protection de la Propriété Intellectuelle) 
    • President, 2012-2013
    • President Elect, 2011-2012
    • Litigation Committee, Subcommittee on Privilege, 2014- present
    • AIPPI-International, Amicus Committee, 2017-present
  • American Intellectual Property Law Educational Foundation, Trustee, 2009–2011
  • Hon. William C. Conner Inn of Court, Inaugural Member, 2008-present
  • Federal Circuit Bar Association
  • Intellectual Property Owners Association 
    • Litigation Committee, 2016–present
    • Patent Agent Privilege Subcommittee Chair, 2016
  • New York Intellectual Property Law Association
    • Legal Aid Committee, Chair, 1991-1994
    • Special Subcommittee Concerning Ruling on Section 337 of the Tariff Act of G.A.T.T., 1989-1990
    • Publications Committee, 1987-1990
    • Litigation Practice & Procedure Committee, 1991-2004
    • Amicus Brief Committee (nee Amicus and Legislative Oversight), 2004-present
  • Benjamin N. Cardozo IP Alumni
  • Intellectual Property Editorial Advisory Board, Law 360, 2017
  • TekCaptial Ltd., 2012–2015
  • Editorial Advisory Board for T. Turano, Obtaining Patent, 1997
  • Speaker, "The HEART of TC Heartland: Going to The Defendant's Home?," American Intellectual Property Law Assoc. 2017 Annual Meeting, Washington, DC, October 19, 2017
  • Moderator, "The Changing Patent Scene in the USA," 2nd International Convention on The Economy of Innovation, Tel Aviv, Israel, March 21, 2016
  • Speaker, "Litigating Patent Eligibility via Dispositive Motions in the U.S.A.," Second International Convention on The Economy of Innovation, Tel Aviv, Israel, March 21, 2016
  • Speaker, "Patent Law Developments," 18th Annual Symposium on Intellectual Property Law and Policy, Akron, OH, March 14, 2016
  • Speaker, "How to Survive Early Disposition when Litigating 101 Issues," Enforcing IP – From Creation to Monetization and Litigation, La Quinta, CA, January 27, 2016
  • Panelist, "Protecting Privilege: Patents Agents Within the Bar, and Patent Attorneys Beyond the Bar," Webinar, November 12, 2015 
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Bar Admissions

  • New York
  • Connecticut

Court Admissions

  • U.S. Patent & Trademark Office (Agency)
  • U.S. District Court for the Eastern District of New York
  • U.S. District Court for the Southern District of New York
  • U.S. District Court for the District of Massachusetts
  • U.S. District Court for the District of Connecticut
  • U.S. Court of Federal Claims
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. Court of Appeals for the Second Circuit
  • U.S. Court of Appeals for the Third Circuit
  • U.S. Supreme Court