FacultyFaculty/Author Profile
Jay P. Lessler

Jay P. Lessler

Blank Rome LLP

New York City, NY, USA


Jay Lessler concentrates his practice in domestic and foreign patent procurement, transactions involving intellectual property, client counseling, and patent litigation, primarily in the chemical, pharmaceutical, and computer software arts.

Working closely with inventors and in-house counsel, Jay devises effective strategies to build and protect intellectual property assets, from initial drafting of patent applications to post-grant proceedings. His experience includes:
• all areas of patent prosecution involving domestic and foreign patents
• reissues
• reexaminations
• patent term extension proceedings
• inter partes reviews
• licensing and joint development agreements
• conducting due diligence investigations
• conducting validity and freedom-to-operate studies
• counseling clients in connection with the Hatch-Waxman Act and the Biologics Price Competition and Innovation Act 
• preparation of Paragraph IV Notice letters and Offers for Confidential Access pursuant to the Hatch-Waxman Act
• counseling regarding the listability of patents in the FDA Orange Book

He also has significant ANDA and biotech litigation experience.

Jay has been the co-chair of Practising Law Institute’s (“PLI’s”) annual Advanced Patent Prosecution Workshop since 2006. He was also a speaker at PLI’s Patent Boot Camp Workshop from 2002 to 2006, and in 2016 and 2017.

Jay has co-authored numerous chapters on Patent Law and the Hatch-Waxman Act, including the “Generic Drug-Approval Process: Hatch-Waxman Update” chapter in The Pharmaceutical Regulatory Process, Second Edition (edited by I. Berry) (2008), and the "Non-Obviousness, Regulatory Exclusivities for Pharmaceutical Products, Post-Grant Procedures," and "How to Prosecute a Biopharma Patent Application" chapters in Biotechnology And Pharmaceutical Patents (2007) (Aspen).
Jay P. Lessler is associated with the following items:
Web Segment  Web Segment Subject Matter Eligibility after Mayo/Alice and Latest Federal Circuit Decisions and USPTO Guidance - Advanced Patent Prosecution Workshop 2017: Claim Drafting & Amendment Writing, Thursday, July 27, 2017
MP3 Audio  MP3 Audio Subject Matter Eligibility after Mayo/Alice and Latest Federal Circuit Decisions and USPTO Guidance - Subject Matter Eligibility after Mayo/Alice and Latest Federal Circuit Decisions and USPTO Guidance, Thursday, July 27, 2017
MP4 - Mobile Video Seg  MP4 - Mobile Video Seg Subject Matter Eligibility after Mayo/Alice and Latest Federal Circuit Decisions and USPTO Guidance - Subject Matter Eligibility after Mayo/Alice and Latest Federal Circuit Decisions and USPTO Guidance, Thursday, July 27, 2017
Course Handbooks  Course Handbooks Advanced Patent Prosecution Workshop 2017: Claim Drafting & Amendment Writing
CHB Chapters  CHB Chapters Patentable Eligibility of Nature-Based Products as Analyzed by the USPTO - Advanced Patent Prosecution Workshop 2017: Claim Drafting & Amendment Writing, Thursday, September 14, 2017
Conducting Interviews at the U.S. Patent and Trademark Office - Advanced Patent Prosecution Workshop 2018: Claim Drafting & Amendment Writing, Wednesday, July 11, 2018
On-Demand Web Programs  On-Demand Web Programs Advanced Patent Prosecution Workshop 2017: Claim Drafting & Amendment Writing, Tuesday, September 26, 2017, New York, NY
Live Seminar  Live Seminar Advanced Patent Prosecution Workshop 2019: Claim Drafting & Amendment Writing, Wednesday, July 10, 2019, New York, NY
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