Hazel Mae B. Pangan


  • Office Contact Info
  • Biography

    Hazel Mae Pangan is a Partner with the Intellectual Property, Commercial Litigation, and Cyber, Privacy & Data Security, practice groups.  She is the Deputy National Chair of the firm's Intellectual Property Practice Group. 

    Hazel's practice focuses on intellectual property and complex commercial litigation in both state and federal courts.  She has successfully handled copyright, trademark, patent, antitrust, technology, and other commercial matters, including technology disputes, involving various business sectors. She represents clients in the consumer products, internet services, software, nutraceutical, apparel, and jewelry industries. Hazel also maintains a fashion law practice, representing leading retail brands and luxury jewelry and watch companies in litigation and transactional matters. She also advises clients on antitrust policies, including advertising and resale pricing. In addition, Hazel represents clients in data privacy and security matters, including class actions.  

    Before attending law school, Hazel worked as a corporate systems instructor and administrator for an international defense contractor. In that capacity, Hazel developed training curriculum and authored corporate policies and procedures in compliance with the Sarbanes-Oxley Act and federal regulations. Hazel also worked directly on the design and implementation of enterprise application software.

    During law school, Hazel clerked at the United States Attorney's Office for the Central District of California and the Attorney General's Office of the California Department of Justice. Hazel has successfully argued in the California Courts of Appeal, obtaining affirmance for each representative matter.


    • California
    • U.S. District Court, Southern, Central, Eastern, and Northern Districts of California
    • U.S. Court of Appeals for the Second, Ninth, Tenth, and Federal Circuits

    Community Involvement

    • Pan Asian Lawyers of San Diego, Board of Directors, Treasurer, 2012-2013
  • Practice Areas
  • Representative Experience

    Representative Experience

    • Representation of clothing and apparel designers, manufacturers, and retailers in trademark and copyright infringement litigation.
    • Representation of a telecommunications and technology company in patent litigation involving coaxial cable connectors.
    • Representation of an internet domain registry operator in antitrust litigation.
    • Representation of a start-up food technology company and its directors and officers in shareholder derivative litigation.  
    • Representation of an international fitness company in trademark infringement, anti-cybersquatting, and other Lanham Act claims. 
    • Representation of a leading cellular phone accessories company in trademark and copyright litigation. 
    • Representation of a luxury jewelry designer and retailer in trademark, trade secrets, and licensing litigation. Obtained reversal of preliminary injunction motion.  Philippe Charriol Int’l Ltd. v. A’lor Int’l Ltd., 611 F. Appx. 890, 893 (9th Cir. 2015).  
    • Representation of multiple software, and internet services and marketing companies in breach of contract and trademark matters involving various products and services.
    • Representation of medical hospital in architectural copyright litigation.  Served as lead author on summary judgment motion granted on copyright invalidity and damages limitation grounds.  Thomson v. HMC Grp., et al., No. CV133273DMGVBKX, 2015 WL 11256775, at *14 (C.D. Cal. Oct. 29, 2015).  
    • Representation of fashion accessories manufacturer in trademark litigation.  Served as lead author on summary judgment motion granted on non-infringement grounds.  Bison Designs, LLC v. Lejon of California, Inc., No. 14-CV-02885-MSK-NYW, 2016 WL 943779, at *9 (D. Colo. Mar. 14, 2016).
    • Representation of liqueur brand in trademark litigation. Served as lead author on summary judgment motion granted on non-infringement grounds.  Alfwear, Inc. v. Mast-Jagermeister US, Inc., No. 2:12-CV-00936-TC-DBP, 2021 WL 364109, at *10 (D. Utah Feb. 3, 2021).
  • Education


    J.D., University of San Diego School of Law

    • San Diego Journal of Climate & Energy Law, Executive Editorial Board, Articles Editor

    • Appellate Moot Court Executive Board, National Team Member and Coach

    • Philip C. Jessup International Law Competition Super Regional, Best Oral Advocate and Memorial (Brief) Awards

    • Order of Barristers

    B.A., English, University of California, Los Angeles

    • Outreach Program Mentorship Appreciation Award


    Top Young Attorney Nominee, 2011-2014, San Diego Daily Transcript


    • California Department of Justice, Office of the Attorney General


    • United States Attorney's Office, Central District of California
  • Languages
    • Tagalog (Philippines)