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Paul J. Cronin, Nutter McClennen & Fish LLP Photo

Paul J. Cronin

Partner / Boston

Overview

Paul J. Cronin is a partner in Nutter’s Litigation and Intellectual Property Departments and a member of the firm’s IP and Patent Litigation practice group. His practice focuses on trial work in cases involving patents, trademarks, trade secrets, and copyright disputes. Clients rely on his counsel with respect to the licensing and procurement of intellectual property rights, due diligence studies, and product clearances.

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Paul’s work on high-profile patent infringement cases has led to favorable jury verdicts and settlements. He has successfully handled cases in a wide range of technologies, including: 

  • Implantable medical devices
  • Computer hardware and software
  • Bone plating systems
  • Anti-piracy technology
  • Neural stem cell therapeutics
  • Wireless mesh technology
  • Weapons technology
  • Bioprocess systems
  • Automatic voice recognition
  • Polymer chemistry
  • Injection molding systems
  • Anti-p63 antibodies
  • Consumer products

Notable Experience and Client Impact

  • In a high-profile trial for patent infringement damages, Paul took the lead in crafting a damages theory that valued the benefit of the defendant’s infringing use of the patented technology. Using an analytical damages approach, and introducing key evidence at trial, Paul successfully presented $1.2 billion in damages to the jury. Shortly thereafter the case settled favorably to his client.
  • A small software company’s patented anti-piracy software was being used by a large software company without permission. A suit was filed and, after a successful appeal, the case proceeded to trial. During trial, Paul was the lead attorney on the issue of damages. Based on evidence Paul presented at trial, the jury awarded $388,000,000 in damages to his client.
  • A Fortune 500 client was sued for patent infringement by an aggressive and well-established non-practicing entity. Requested to join the defense team by his colleagues, Paul’s guidance and leadership resulted in a favorable settlement for his client well before trial.
  • A client was sued for patent infringement by a competitor. Paul led the defense and obtained a favorable “walk away” settlement for his client well before trial.
  • A client’s patented device was copied by a foreign competitor, and the infringing devices were imported and sold in the United States. A suit was filed and, under Paul’s leadership, the client obtained a permanent injunction against importation of the infringing devices.

Prior to joining Nutter, Paul was a principal at an intellectual property litigation boutique firm in Boston. He also practiced for a number of years as a litigation partner at a large international firm in Boston. Earlier in his career, he served as a Special Assistant District Attorney in Middlesex County, where he led bench and jury trials as a criminal prosecutor.

Paul is an active member of the community and has been recognized for his work coaching youth sports.

Experience

Experience

  • Obtained nine-figure damages award from jury in patent case

    A small software company’s patented anti-piracy software was being used by a large software company without permission. Suit was filed and after a successful appeal the case proceeded to trial. During trial Paul Cronin was the lead attorney on the issue of damages. Based on the evidence presented by Paul, the jury awarded $388,000,000 in damages to his client.

  • Obtained favorable defense settlement for Fortune 500 client in patent case

    A Fortune 500 client was sued for patent infringement by an aggressive and well-established non-practicing entity. Requested to join the defense team by his colleagues, Paul Cronin’s guidance and leadership resulted in a favorable settlement for his client well before trial.

  • Obtained favorable settlement after presenting $1.2 billion in damages to jury in patent case

    In a high-profile trial for patent infringement damages, Paul Cronin took the lead in crafting a damages theory that valued the benefit of the defendant’s infringing use of the patented technology. Using an analytical damages approach, and introducing key evidence at trial, Paul successfully presented $1.2 billion in damages to the jury. Shortly thereafter the case settled favorably to his client.

  • Obtained “walk away” defense settlement for firearms client in patent case

    A firearms client was sued for patent infringement by a competitor. Paul Cronin led the defense and obtained a favorable “walk away” settlement for his client well before trial.

  • Obtained permanent injunction for manufacturing client in patent case

    A manufacturing client’s patented device was copied by a foreign competitor, and the infringing devices was imported and sold in the United States. Suit was filed and under Paul Cronin’s leadership the client obtained a permanent injunction against importation of the infringing devices.

News & Insights

Honors

Honors

  • The Best Lawyers in America, 2018

Education & Admissions

Education

Suffolk University Law School, J.D., with honors in Intellectual Property

Boston College, B.A., Economics, cum laude

Admissions

  • Massachusetts
  • U.S. District Court for the District of Massachusetts
  • U.S. Court of Appeals for the Federal Circuit

Before Nutter

Earlier in Paul's career, he served as a Special Assistant District Attorney in Middlesex County, where he led bench and jury trials as a criminal prosecutor.

Noteworthy

In a high-profile trial for patent infringement damages, Paul took the lead in crafting a damages theory that valued the benefit of the defendant’s infringing use of the patented technology. Using an analytical damages approach, and introducing key evidence at trial, Paul successfully presented $1.2 billion in damages to the jury. Shortly thereafter the case settled favorably to his client.

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