Tran & Tran
International Intellectual Property Law Firm
Tran & Tran
International Intellectual Property Law Firm

Patent in Cambodia


Please kindly provide Tran & Tran with following information

  1. Name, address and nationality of the applicant
  2. Name, address and nationality of the inventor
  3. Title of the invention/utility solution
  4. Country, application number, filing date and the international patent classification of the original foreign application from which priority is claimed in case of priority application
  5. Information on corresponding foreign application and patent filed by the applicant abroad relating to the same or essentially the same invention as that claimed in the application.

Please kindly help fulfill following documents for filing process

  1. Power of Attorney (see our template in MS Word or PDF)
  2. Notarized Deed of Assignment (using the form provided by Tran & Tran) in case the applicant is not the inventor
  3. Specifications of the invention/utility model including the title, description, claims,  abstract and drawings (if any) in English
  4. Certified copy of priority documents and English translation thereof (if you apply  for priority under the Paris Convention) not later than 03 months from the filing date
  5. Documents relating to one or more of the corresponding foreign applications which may be one of the following:
  • A copy of any communication received by the applicant concerning the results of any search or examination carried out in respect of the application
  • A copy of the patent granted on the basis of the foreign application
  • A copy of any final decision rejecting the foreign application or refusing the grant requested in the foreign application

Please kindly be reminded that

  1. For the initial filing, the application and related documents in English are acceptable, but the Khmer version thereof is required to be submitted within 06 months from the filing date
  2. If the application and documents are in Khmer or in languages other than English, it must be translated into English for the purpose of searching and examination, and must be submitted to the Registrar within 06 months from the filling date
  3. A copy of Power of Attorney can be accepted at the filing time but the original Power of Attorney will be needed not later than 02 months from the date of filing. If Power of Attorney is not available upon initial filing, the fee for late submitting the document will be charged by the Registrar
  4. In case of priority application, if the number of the priority application is not known upon initial filing, it must be fulfilled not later than 16 months from the priority date
  5. If a symbol of the international patent classification has not been allocated to the priority application, or has not been allocated at the time of filing the declaration of claiming priority, the applicant shall state this fact in the said declaration and shall communicate such symbol as soon as it has been allocated.