Sean M. Sullivan
Partner
Sean Sullivan is a partner in the Los Angeles office of Davis Wright Tremaine (DWT) and a member of the firm's Media & Entertainment practice group. He provides counseling services in the areas of intellectual property, blockchain, privacy, advertising and marketing, esports and video games, and acts as outside counsel for major video game and mobile game companies, media content producers and advertisers on issues relating to blockchain integration, NFTs, online gaming and gambling laws.
Sean's litigation practice focuses on intellectual property disputes, false advertising and other complex consumer class actions and privacy litigation. Sean has extensive experience defending and prosecuting copyright, trademark, and trade dress infringement actions, with many such actions involving content and consumer goods transferred online and in digital media. Sean represents clients in a number of different industries spanning digital media, entertainment, internet, consumer products, and technology.
Copyright Litigation
Trademark Litigation
Esports & Video Games
False Advertising and Other Consumer Class Actions
Privacy Class Actions and Proceedings
Internet and Domain Disputes
Patent Litigation
Other Litigation
Counseling and Transactions
Admitted to Practice
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California, 2003
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Supreme Court of California, 2003
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U.S. Court of Appeals, 9th Circuit, 2003
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U.S. District Court, Central District of California, 2004
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U.S. Court of Appeals, 6th Circuit, 2009
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U.S. District Court, Northern District of California, 2009
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U.S. District Court, Northern District of Illinois, 2011
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U.S. District Court, Eastern District of California, 2012
Education
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J.D., University of Southern California, 2003
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B.A., Political Science, James Madison University, 1996
Memberships & Affiliations
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- Past Chair, Entertainment and Sports Interest Group of the Intellectual Property Section, California State Bar
- Past Co-chair, Intellectual Property, Internet, and New Media Section, Beverly Hills Bar Association
- American Bar Association
- Los Angeles County Bar Association
Professional Recognition
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- Named as one of "500 Leading Global Entertainment, Sports & Media Lawyers" by Lawdragon, 2025
- Selected to "Southern California Rising Stars" in Intellectual Property Litigation, Thomson Reuters, 2009-2011, 2013
Background
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- Associate, Wildman Harrold LLP, Los Angeles, 2008-2011
- Associate, Heller Ehrman LLP, Los Angeles, 2003-2008