Joshua R. Stein is an Associate in the Firm's Litigation department. He represents clients in complex commercial litigation, with a focus on technology, intellectual property, and anti-counterfeiting litigation. He also advises clients on cybersecurity and brand protection issues.

From 2017 to 2018, Mr. Stein served as a law clerk to the Hon. William C. Bryson of the United States Court of Appeals for the Federal Circuit. From 2016 to 2017, he served as a law clerk to the Hon. Analisa Torres of the United States District Court for the Southern District of New York. He previously interned for the cybercrime unit of the United States Attorney’s Office for the District of Massachusetts and for a major consumer technology company.

Representative Matters

Intellectual Property and Technology

Currently representing a major seller of car audio equipment in a patent case concerning audio interface devices.

Successfully invalidated a patent claim directed to image mapping technology on a motion to dismiss under Section 101.

Defended a technology-enabled exercise equipment provider against allegations of patent infringement.  Case settled favorably after the PTAB granted the client’s petitions for inter partes review of all claims of the challenged patents.

Obtained judgment of noninfringement against a $500 million claim of patent infringement for a pharmaceutical manufacturer accused of infringing a recombinant DNA vector patent.

Defended a commodity chemical manufacturer accused of infringing patents directed to design of mining and production facility.  The case settled following a favorable claim construction decision.

Advised a multi-state health care organization on cybersecurity issues.


Currently representing a major HIV medication manufacturer in anti-counterfeiting litigation, including the execution of ex parte seizures at over a dozen locations.

Represented a major surgical device manufacturer in a global anti-counterfeiting investigation and multi-jurisdictional litigation, including the successful execution of ex parte seizures and asset freezes in both the United States and India.

Advised a major pharmaceutical manufacturer in brand protection, anti-counterfeiting, and anti-diversion efforts.

  • U.S. Court of Appeals, Federal Circuit
  • U.S. District Court, Southern and Eastern Districts of New York
  • New York