Jeffrey W. Lesovitz

Partner

Philadelphia
T +1.215.564.2406
F +1.215.568.3439

Overview

Jeff Lesovitz focuses his practice on all aspects of intellectual property law, including patent litigation, technology transactions, client counseling, and patent prosecution. He represents a wide range of clients, from startups to Fortune 500 companies. Jeff has represented clients in numerous patent cases before the U.S. district courts, U.S. Court of Appeals for the Federal Circuit, International Trade Commission, and U.S. Patent and Trademark Office. He also regularly assists clients in a variety of other business matters, including licensing, acquisitions, financing, and corporate strategy involving intellectual property.

Jeff particularly focuses on representing tech companies in the consumer electronics, semiconductor, telecommunications, software, manufacturing, and medical device industries. Using his extensive education and experience in these industries, he has successfully represented numerous companies asserting and defending against intellectual property claims. He has also effectively counseled various tech startups and established companies on intellectual property strategies and transactions in view of their specific industries, competitors, and business needs.

In addition to his legal practice, Jeff has been an adjunct professor at several Universities, including Villanova University’s Law School, where he taught an advanced course on “Patent Office Trial Practice.” Jeff also served as Judicial Extern for the Honorable Kent A. Jordan at the United States District Court, District of Delaware. Before his legal career, Jeff worked as an engineer for the U.S. Naval Sea Systems Command Center (NAVSEA). During his time at NAVSEA, he was in charge of researching and designing power systems currently used in U.S. Navy destroyers.

Jeff has been named a “Rising Star” by Pennsylvania Super Lawyers since 2016, and a “Lawyer on the Fast Track” by The Legal Intelligencer. In addition, he has authored articles published by American Intellectual Property Law Association, Law360, Andrews Intellectual Property Litigation Journal, BNA’s Antitrust & Trade Regulation Report, BNA’s Patent, Trademark and Copyright Journal, Law360, and the NY Law Journal, among others. He is also a frequent lecturer and speaker, and has held leadership positions in several IP associations.

Select Experience

Federal Court Patent Litigation
  • Successfully represented a major tech company in a litigation involving patents directed to cellular network technology. Obtained a favorable Markman order, as well as favorable summary judgment orders on infringement and validity. The jury returned a verdict in the client’s favor on all counts after a three-week trial.
Section 337 ITC Investigations
  • Represented the complainant in an investigation involving five patents directed to computer software in handheld devices. Obtained a favorable settlement after a full trial on the merits.
U.S. Patent and Trademark Office Post-Grant Proceedings
  • Represented petitioners and patent owners in numerous ex parte reexamination, inter partes review (IPRs), and covered business method (CBM) proceedings before the U.S. Patent and Trademark Office, achieving affirmance of clients’ patents and cancellation of competitors’ patents on many occasions.
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Experience

Federal Court Patent Litigation
  • Successfully represented a major tech company in a litigation involving patents directed to cellular network technology. Obtained a favorable Markman order, as well as favorable summary judgment orders on infringement and validity. The jury returned a verdict in the client’s favor on all counts after a three-week trial.
  • Successfully represented a large computer software company in multi-district litigation against claims of infringement of five different patents. The dispute was settled on terms very favorable to the client after receiving a summary judgment ruling invalidating all asserted patents in the lead district court case.  
  • Represented declaratory judgment plaintiffs in lawsuits involving claims of infringement of patents directed to object-oriented software for accessing data in a relational database. The defendant stipulated to a finding of non-infringement after the plaintiffs received a favorable claim construction order.
  • Represented the New York Stock Exchange against claims of infringement of patents for a wireless device that enables brokers to receive and execute orders. Obtained an order from the court granting summary judgment of invalidity of all asserted patents.
  • Successfully obtained the affirmance of a summary judgment order finding patents invalid as obvious by the Federal Circuit for the New York Stock Exchange.
  • Represented the defendant against claims of infringement of patent directed to LCD technology. Obtained a favorable settlement during the jury trial.
  • Successfully represented a client in parallel lawsuits involving computer memory device technology in California and Guam. The lawsuits involved antitrust claims and infringement claims for numerous patents covering manufacturing techniques for improving performance of DRAM.
Section 337 ITC Investigations
  • Represented the complainant in an investigation involving five patents directed to computer software in handheld devices. Obtained a favorable settlement after a full trial on the merits.
  • Represented the complainant in an investigation involving multiple patents covering DRAM technology and semiconductor fabrication techniques. A favorable settlement was reached after a full trial on the merits.
  • Represented the respondents against claims of infringement of patents covering microcontrollers and digital electronic circuits. Resulted in a favorable settlement after a post-trial briefing.
  • Successfully represented the respondent in an investigation involving a patent concerning fiber optic transmitters and transceivers. Obtained a finding of non-infringement and no domestic industry after a full trial on the merits.
  • Represented the respondent against claims of infringement of patents covering LCD televisions and inkjet technology. Resulted in a favorable settlement after a full trial on the merits.
  • Represented the complainant in an investigation involving patents directed to radio network technology for mobile phones. Obtained a favorable settlement after successfully overcoming summary determination motions, a full trial on the merits, and post-trial briefing.
U.S. Patent and Trademark Office Post-Grant Proceedings
  • Represented petitioners and patent owners in numerous ex parte reexamination, inter partes review (IPRs), and covered business method (CBM) proceedings before the U.S. Patent and Trademark Office, achieving affirmance of clients’ patents and cancellation of competitors’ patents on many occasions.
Technology Transactions
  • Led teams of IP lawyers in due diligence and contract drafting for large banks and tech companies in multi-billion dollar transactions involving mergers, acquisitions, and securitization of intellectual property assets.
  • Supervised various multi-million dollar licensing and outsourcing contracts for clients in the software and financial industries.
  • Represented midsize company in LCD industry in corporate transactions and intellectual property licensing.
  • Assisted pharmaceutical company in licensing and acquisition of intellectual property for dermatology topicals.

Recognitions and Memberships

Recognitions

  • The Legal Intelligencer: "Lawyers on the Fast Track" (2016)
  • Pennsylvania Super Lawyers "Rising Star" (2016 to 2019)

Memberships

  • American Intellectual Property Law Association
  • International Trade Commission Trial Lawyers Association
  • Institute of Electrical and Electronics Engineers (IEEE)
  • Philadelphia Intellectual Property Law Association

Pro Bono

  • Represented the Asian American Legal Defense and Education Fund (AALDEF) in license agreements for the right to use various musical works in an educational video.
  • Represented and obtained favorable settlements in New York state court for tenants whose property was destroyed after unlawful evictions.
  • Representing, in the U.S. District Court for the Eastern District of Pennsylvania, an individual who was unlawfully detained after voluntarily seeking psychiatric assistance from a local hospital.

Prior Positions

  • Judicial extern for the Honorable Kent A. Jordan of the U.S. District Court for the District of Delaware
  • Electrical engineer for the U.S. Naval Sea Systems Command Center (NAVSEA)

Admissions

  • U.S. Court of Appeals, Federal Circuit
  • U.S. Court of Appeals, Third Circuit
  • U.S. District Court, Eastern District of Pennsylvania
  • U.S. District Court, Eastern District of New York
  • U.S. District Court, Southern District of New York
  • U.S. Patent and Trademark Office, Registration No. 63,461
  • Pennsylvania
  • New Jersey
  • New York

Education

  • J.D., Villanova University School of Law, 2006, cum laude; Associate Editor, Villanova Law Review (2005 to 2006)
  • B.S., Electrical and Computer Engineering, Villanova University, 2003, magna cum laude