Atty. Marc A. Fenster
Marc Fenster is co-chair of the Litigation Department and chair of the Patent Litigation department at RAK, which he founded in 2003. Mr.
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About Marc A. Fenster at a glance
Marc A. Fenster is a patent attorney based in Los Angeles, California, practicing at Russ August & Kabat. Educated at University of California Los Angeles (JD, 1995) and University of California - San Diego (—, 1992). Recognitions include Best Lawyers in America — Litigation - Patent (2026), Best Lawyers in America — Additional Areas of Practice: (2026), and Best Lawyers in America — Litigation - Intellectual Property (2026). Serands clients in Los Angeles, CA and the surrounding metropolitan area.
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About
- Marc Fenster is co-chair of the Litigation Department and chair of the Patent Litigation department at RAK, which he founded in 2003
- Mr. Fenster is a first chair trial lawyer specializing in high-technology patent litigation
- Prior to joining Russ August & Kabat, Mr. Fenster was a lawyer at Irell & Manella LLP from 1995 to 2003, where he was a member of the Intellectual Property and Litigation work groups
- Mr. Fenster has handled complex commercial cases involving patents, trademarks, copyrights, securities, licensing, class-actions and contracts
- Mr. Fenster was recognized as a Southern California Rising Star by the publishers of Los Angeles Magazine in 2009
- And from 2010-2023, he was recognized as a Southern California Super Lawyer
- From 2015-2019, Mr. Fenster was recognized as a Southern California Top 100 Super Lawyer
- He was named to The Best Lawyers in America (2022 – 2024 Editions) in patent litigation
- Mr. Fenster was named among the Los Angeles Business Journal’s 2017 Leading Intellectual Property Attorneys – August 2017
- Mr. Fenster also advises clients regarding various intellectual property and licensing issues in a nonlitigation context, particularly start-up high-tech clients seeking to protect and exploit their intellectual property assets
- Mr. Fenster’s undergraduate and graduate coursework focused on mass transfer, biochemistry, microbiology, human physiology, biomechanics, mechanical engineering and computer programming
- His Master’s thesis involved a computer model of the micro-circulation in skeletal muscle, including passive and active vessel properties, hematocrit and blood rheology
- While at the UCLA School of Law, Marc avidly participated in competitive Moot Court and represented UCLA at the state Moot Court tournament
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Marc A. Fenster's Areas of Practice
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Jurisdictional Context
Why local counsel matters in California
Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Los Angeles are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.
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