Matthew R. McCullough
Of Counsel
Matt has a background in computer engineering, and focuses his practice on representing clients in complex patent litigation covering a broad range of technologies in both federal court and in Section 337 investigations before the International Trade Commission.
Matt concentrates his practice on intellectual property litigation, with an emphasis patent litigation and inter partes review. He has experience representing clients in a wide variety of industries and technologies, including cloud-based software, video game systems, data compression and management, mobile devices, garage door operators, and other consumer products.
Matt has experience working directly with clients to prepare litigation strategies and prepare witnesses for hearings and depositions. He has represented clients by taking and defending fact and expert depositions, and has successfully argued motions, including discovery and claim construction motions.
In addition to patent litigation, Matt assists clients with trade secret litigation and intellectual property due diligence.
Prior to joining Winston, Matt practiced for two and a half years at an Am Law 100 firm concentrating on patent litigation.
- Am Law Litigation Daily “Litigator of the Week” —Recognized for a patent litigation win for Microsoft (September 6, 2024)
- Best Lawyers: Ones to Watch® in America—Recognized for Litigation - Intellectual Property (2023–2025)
- Best Lawyers: Ones to Watch® in America—Recognized for Intellectual Property Law (2024–2025)
Credentials
Education
Matt received his BSE in computer engineering, summa cum laude, from the University of Michigan in 2011. He received his J.D. from Harvard Law School in 2014, where was a submissions manager for the Harvard Journal of Law & Technology.
Admissions
- California
Related Insights & News
- Co-Author, "The Patent Protection Conundrum Facing Producers of AI-enabled Software as Medical Devices," MedCity News, June 2019.
- Co-Author, "Four Changes to Patent Litigation Post-'TC Heartland,'" The Recorder, October 2017.
Winston Attorneys Recognized in Best Lawyers: Ones to Watch® in America 2025
August 15, 2024
August 17, 2023
August 18, 2022
December 8, 2021
November 24, 2020