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San Francisco, California – July 6, 2026 – Jeffer Mangels & Mitchell LLP (JMM) is pleased to announce that Joshua Masur has joined the Firm as a Partner in its Patent Litigation Group in the San Francisco office. His addition further strengthens the Firm’s intellectual property litigation capabilities and its service to technology-driven clients.
Josh focuses his practice on intellectual property litigation and complex business litigation for technology-focused companies, both established and emerging. His work spans patent, trademark, copyright, trade secret, and licensing matters, as well as broader commercial litigation involving intellectual property rights.
For more than 25 years, he has represented clients in federal and state courts across the country, before the International Trade Commission, and in arbitration and mediation proceedings. His experience covers a wide range of technologies, including computer networking, online marketplaces and other online services, cannabis, streaming video, encryption, biometric and mobile device authentication, prisoner restraints, automotive pollution controls, and digital media.
“Josh is a highly accomplished IP litigator with a strong technical foundation and a practical, business-focused approach,” said Stan Gibson, Chair of the Firm’s Patent Litigation Group and Co-Chair of the Litigation Department. “His ability to translate technical concepts into effective legal strategies, will be a meaningful addition to our Intellectual Property team and a significant asset to our clients.”
About JMM
Jeffer Mangels & Mitchell LLP is a full-service law firm committed to providing clients with outstanding results. From our offices in Los Angeles, San Francisco, and Orange County, we serve our clients’ needs worldwide. JMM’s Intellectual Property and Media Group represents entrepreneurs, family-owned businesses, middle-market companies, startups, universities and the FORTUNE 500. JMM is recognized by U.S. News & World Report / Best Law Firms® with a Metropolitan First-Tier Ranking (Los Angeles) for Trademark Law. Our approach is aggressive and efficient, and we keep a keen focus on helping clients achieve their goals. For more information about our attorneys and our services, visit www.jeffer.com.
