Ehsun Forghany

Partner

Ehsun is a trial lawyer specializing in patent litigation.

Ehsun Forghany Portrait

Ehsun brings a decade of experience litigating utility and design patent cases in federal district courts and administrative proceedings, including the US International Trade Commission (ITC) and the Patent Trial and Appeal Board (PTAB).

A former prosecutor, Ehsun has successfully tried over 20 cases to verdict and argued more than 50 case-dispositive motions in high-stakes intellectual property disputes around the country. He has helped some of the world’s most innovative technology and life sciences companies secure multimillion-dollar verdicts at trial and defend them on appeal, including a $2.9 million design patent verdict, $28.5 million copyright verdict, and $268 million utility patent verdict.

Prior to joining ArentFox Schiff, Ehsun was a trial lawyer in the IP Disputes group at a multinational law firm. He also served as a Deputy District Attorney at the Contra Costa County District Attorney’s Office and the Computer Hacking and Intellectual Property (CHIP) Unit of the United States Attorneys’ Office for the Northern District of California.

Publications

  • “USPTO Tribunals Offer Lessons For New Copyright Board,” Law360 (Feb. 5, 2021)
  • “Aqua Products Sparks Drastic Uptick in Motion to Amend Filings,” Bloomberg Law Patent, Trademark & Copyright Journal (Feb. 23, 2018)
  • “Avoiding a Patent War on Two Fronts,” Bloomberg Law (Aug. 9, 2016)
  • “Patent Reform Increasingly Risks Deadlock,” San Francisco Daily Journal (Jun. 28, 2016)
  • “Patent Assertion Entities in Europe, Patent Assertion Entities and Competition Policy,” Cambridge University Press (Jan. 2016)
  • “Expanding Patent Law’s Customer Suit Exception,” Boston University Law Review (Oct. 2013)

Recognitions

  • The Best Lawyers in America, Ones to Watch (2023-2024)
  • Lawyers on the Fast Track, The Recorder (2022)

Boards

Ehsun sits on the Board of Directors for Get Vocal for Victims, a nonprofit organization created by experienced prosecutors and victim advocates to give true meaning to crime victim’s rights by providing no-fee legal representation to crime victims.

Memberships

Ehsun has been inducted into the Fellows of the American Bar Foundation, an honorary society with membership limited to 1% of the lawyers licensed to practice in a jurisdiction.

Professional Activities

A recognized authority on patent law, Ehsun regularly serves as a guest lecturer at law schools, including the University of California, Berkeley School of Law, and presents at local and national conferences, including those for the San Francisco and Silicon Valley IP Lawyers Associations, PTAB Bar Association, and American Bar Association Intellectual Property Law Section.

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