Sovanrotha Sok is an advisor in Tilleke & Gibbins’ Phnom Penh office. He assists multinational clients in diverse industries on a range of intellectual property matters in Cambodia, including trademarks and patent registration, enforcement, and commercialization.

In addition to his intellectual property practice, Sovanrotha has contributed to a number of legal studies dealing with cross-border trade, and human and environmental rights in the ASEAN region.

Sovanrotha received a degree in law from the Royal University of Law and Economics and a degree in international relations from the Royal University of Phnom Penh. He is fluent in Khmer and English.


  • Represented clients in trademark matters before the Department of Intellectual Property Rights within Cambodia’s Ministry of Commerce. This includes filing trademark applications for registration, maintaining and defending trademark portfolios through recordal of changes/assignments, oppositions, cancellations, renewals, registration of license agreements, watch services, and other related actions.

  • Acted for multinational clients across their full range of needs relating to patents, utility models, and designs in Cambodia. This includes representing clients before the Department of Industrial Rights within Cambodia’s Ministry of Industry and Handicraft to file applications for registration, respond to office actions, record changes in application details, and pay annuities.

  • Advised a local company in the entertainment industry on its copyright-related agreements and reviewed the agreements, including a brand ambassadorship agreement, composer agreement, concert production agreement, performance agreement, and so on, in order to fit the client’s business objectives.

ABOUT Sovanrotha






    ELBBL, Royal University of Law and Economics

    BA, Royal University of Phnom Penh


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