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Biography

Sokmean Chea is an associate in Tilleke & Gibbins’ Phnom Penh office. Sokmean assists her clients with a range of intellectual property issues, including trademark and patent registration, developing anti-counterfeiting strategies, conducting enforcement actions, negotiating with government authorities, and navigating the regulatory landscape in pharmaceuticals, food, cosmetics, and agrichemicals, among other industries. She is an active participant in national and international intellectual property organizations, and she currently serves as vice president of the Cambodia chapter of the Asian Patent Attorney’s Association (APAA).

Sokmean received her undergraduate degree from the Royal University of Phnom Penh. She is fluent in Khmer and English.

Experience

  • 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 Sokmean

Industries

Automotive

Location

Languages

    Khmer

    English

Education

    BM, Royal University of Phnom Penh

Insights

December 9, 2024
Cambodia’s Law on Seed Management and Plant Breeder’s Rights was enacted in 2008, but it was not until recently that new plant varieties could successfully be registered for protection in the country. Although the law has been in place for some time, recent developments confirmed the application process and a schedule of charges for the registration of new plant varieties. With these developments, breeders have been able to register their new plant varieties in Cambodia since March 1, 2024. Applicants for new plant variety protection must be Cambodian nationals, foreign nationals domiciled in Cambodia, or permanent residents of either a country that is a contracting party to the International Union for the Protection of New Varieties of Plants (UPOV) Convention or a country with which Cambodia has signed a memorandum of understanding on plant variety protection. Applicants can also claim a priority date from the first application for the same plant variety filed in any contracting party of the UPOV Convention within 12 months of the earliest application’s filing date. To be eligible for protection, new plant varieties must satisfy the following criteria: Novelty: A variety is considered “new” if, at the date of filing the application for new plant variety protection, it has not been sold, marketed, or otherwise disposed of others—by or with the consent of the breeder—for more than: One year for any plant variety in Cambodia; Six years for trees and vines or four years for all other plant varieties in countries besides Cambodia. Distinctiveness: A variety must be clearly distinguishable from any other existing varieties. Uniformity: A variety must be sufficiently uniform in its relevant characteristics. Stability: A variety must remain unchanged in its essential characteristics at the end of each cycle of propagation and in each generation. The last three criteria are often
October 7, 2024
Starting October 15, 2024, Cambodia will implement a new penalty for late patent annuity payments and restorations, according to an unofficial announcement from the country’s Department of Industrial Property under the Ministry of Industry, Science, Technology, and Innovation. This new penalty will apply to patents, utility model certificates, and plant variety protection registrations. To avoid additional charges and prevent the abandonment of any pending applications or the lapse of registrations, applicants and registration owners must pay each annuity within the six months before the annuity period starts, or by its due date. If the annuity is not paid by the due date, a grace period of six months is allowed for late payment, with a daily charge of KHR 500 (approximately USD 0.125) per day. If payment is not made within this grace period, the patent will be deemed withdrawn or will lapse. However, the Patent Office can initiate the restoration process within the last six months of the annuity period. This requires a USD 25 restoration fee plus an additional daily charge of USD 0.125 from the start of the grace period until payment is completed. To avoid additional charges and prevent the potential abandonment of applications or registrations, companies and their appointees need to keep track of all annuity due dates for patents, utility model certificates, and plant variety protection registrations and pay all annuities well in advance of the due date. For more details on this penalty, or on any aspect of intellectual property protection in Cambodia, please contact Tilleke & Gibbins at [email protected].
August 29, 2023
Cambodia recently tightened its trademark procedures by restricting the filing of separate single-class applications for a mark covering multiple classes, and tightening the deadline for filing affidavits of use or non-use. The latter requirement is especially consequential for existing registered trademark owners, as disregarding it could result in removal of the registered mark from Cambodia’s trademark registry. Multiple-Class Applications Cambodia’s Ministry of Commerce announced on August 1, 2023, that the Department of Intellectual Property Rights will now only accept a single application for a trademark covering more than one international class. This means that multiple-class applications are mandatory for applications covering more than one class. Previously, trademark applicants were allowed to file separate single-class applications for the same mark covering multiple classes. The new rule, which took effect immediately, aims to reduce unnecessary paperwork and facilitate the trademark registration process. Period for Filing Affidavits of Use or Non-Use On August 11, 2023, the Ministry of Commerce issued a notification stating that trademark registrants who miss the deadline for filing an affidavit of use or non-use will no longer be allowed to file an affidavit after the deadline or at the time of filing the trademark renewal, as had previously been allowed. This is in line with the Sub-Decree Concerning the Filing of an Affidavit of Use or Non-Use, which requires registered trademark owners to file an affidavit of use or non-use of the trademark within one year following the fifth anniversary of the mark’s registration or renewal. Importantly, the notification announces that registered trademarks will be removed from the registry if the trademark owner fails to file an affidavit of the mark’s use or non-use within the required time period. This announcement applies to both domestic registrations and international registrations made under the Madrid Protocol. Although the notification does
January 13, 2022
Intellectual property experts from Tilleke & Gibbins were engaged by ARISE+ IPR, a regional support program funded by the European Union and implemented by the European Intellectual Property Office, to craft a series of IP enforcement guides for Southeast Asian countries, aimed at raising local awareness of the importance of IP protection. The five-year, EUR 5.5 million ARISE+ IPR program supports regional integration through IP cooperation and aims to upgrade national IP systems for creation, protection, utilization, administration, and enforcement to be in line with international best practices and standards and the strategic objectives of the ASEAN Intellectual Property Rights Action Plan 2016-2025. The guides were developed by Tilleke & Gibbins’ lawyers in cooperation with the IP offices of each participating country, and cover issues related to trademarks, industrial designs, and geographical indications. Each guide was produced in a compact leaflet form in English as well as the local language, and is considered an official publication of the respective national IP office. The guides can be accessed from the ARISE+ IPR site (under “Leaflets, brochures and booklets”), or by clicking on the links below: Cambodia: English | Khmer Indonesia: English | Bahasa Indonesia Thailand: English | Thai Vietnam: English | Vietnamese

Awards & Rankings

June 11, 2026
A total of 11 Tilleke & Gibbins intellectual property practitioners have been recognized in World Trademark Review‘s WTR Global Leaders 2026, an exclusive ranking of the world’s top trademark professionals. This marks an increase from eight practitioners in 2025 and highlights the strength and depth of the firm’s IP team across Southeast Asia. The firm’s recognized practitioners are: Cambodia David Mol Sokmean Chea Indonesia Wongrat Ratanaprayul (New ranking) Myanmar Yuwadee Thean-ngarm Thailand Alan Adcock Darani Vachanavuttivong Somboon Earterasarun Suebsiri Taweepon (New ranking) Nuttaphol Arammuang (New ranking) Vietnam Linh Thi Mai Nguyen Loc Xuan Le WTR Global Leaders draws on research from the WTR 1000 and WTR 300 to identify the very best trademark practitioners worldwide, bringing together a select group of professionals recognized for their expertise, insight, and contributions to the field. The full list of ranked individuals in the private practice category can be viewed here.
June 10, 2026
Tilleke & Gibbins was again recognized as a top-tier intellectual property law firm in Southeast Asia in the 2026 edition of Managing Intellectual Property’s IP Stars rankings Firm Rankings In this year’s firm rankings, Tilleke & Gibbins secured the following positions: Cambodia General IP – Recommended (top tier awarded for this category) Indonesia Patent – Tier 2 Trademark – Tier 2 Thailand Patent – Tier 1 Trademark – Tier 1 Vietnam Patent – Tier 1 Trademark – Tier 1 Individual Rankings In addition to the firm rankings, 12 Tilleke & Gibbins lawyers were recognized individually as IP Stars: Cambodia David Mol – Rising Star Sokmean Chea – Rising Star Indonesia Rochmali Zultan – Rising Star Wongrat Ratanaprayul – Patent Star, Trademark Star Thailand Alan Adcock – Patent Star, Trademark Star Darani Vachanavuttivong – Patent Star, Trademark Star Kasama Sriwatanakul – Rising Star Sukontip Jitmongkolthong –Trademark Star Vietnam Linh Duy Mai – Rising Star Linh Thi Mai Nguyen – Trademark Star Loc Xuan Le – Patent Star, Trademark Star Trung Nguyen – Trademark Star The annual IP Stars rankings are based on extensive independent research, including client and peer feedback, market analysis, and recent case highlights. For more information and to browse the full rankings, please see the IP Stars website.
April 3, 2026
Tilleke & Gibbins is pleased to announce that the firm has been shortlisted in two categories at the Financial Times (FT) Innovative Lawyers APAC 2026 awards: Innovative Lawyers in Cyber and Data Privacy – “Digital Identity & Cryptocurrency Compliance” Innovative Practitioner – Athistha (Nop) Chitranukroh The FT Innovative Lawyers APAC Awards recognize law firms and practitioners who are driving innovation in legal services and delivering innovative client solutions across the Asia-Pacific region. This recognition marks our third acknowledgment in the Innovative Lawyers category and, notably, our first-ever nomination in the Innovative Practitioner category at the FT Innovative Lawyers APAC awards. It reflects our team’s continued ability to support clients on groundbreaking, forward-looking projects across the region. The awards ceremony will take place on May 14, 2026, in Hong Kong. To learn more about the FT Innovative Lawyers APAC 2026 awards and to view the full list of shortlisted organizations, please visit the FT website.
March 9, 2026
Tilleke & Gibbins has been shortlisted in multiple firmwide and individual categories at the Legal 500 Southeast Asia Awards 2026, including Regional Firm of the Year, reflecting the firm’s work across Southeast Asia and the continued development of its regional practices. In the individual categories, Aye Thuzar Hlaing has been shortlisted for Myanmar Associate of the Year (Corporate and M&A), and Linh Duy Mai has been shortlisted for Vietnam Associate of the Year (Intellectual Property). Tilleke & Gibbins has also been shortlisted in the following firm categories: Regional Firm of the Year Thailand – Law Firm of the Year Thailand – Law Firm of the Year (Litigation) Myanmar – Law Firm of the Year Vietnam – Law Firm of the Year Vietnam – Law Firm of the Year (Labor and Employment) Laos – Law Firm of the Year The winners will be announced on April 30, 2026, at the Legal 500 Southeast Asia Awards ceremony in Singapore. To browse the full shortlist for the Legal 500 Southeast Asia Awards 2026, please see the Legal 500 website.

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