LEGAL BASIS
- Patent Act, in effect since September 12, 1979, amended September 30, 1992 and September 27, 1999.
Applicant:
- An inventor has the right to apply for a patent and the right can be assigned or transferred by succession. However, the assignment of the right to apply for a patent must be in writing and shall require the signatures of the assignor and assignee. A natural person or a juristic person may be the assignee. Only natural persons can be the inventors per se.
Foreigners: a foreign national obtains the same protection as a native person, if the foreigner's country is a party to an international patent treaty or convention to which Thailand is also a party. Foreigners who do not meet the above criteria may apply for patent protection in Thailand if he/she has a domicile or an ongoing, functioning industrial or commercial enterprise in either Thailand or a country which is a member of an international patent convention or treaty to which Thailand is a party.
Filing requirements:
- Power of attorney, notarized by a notary public; a general power is accepted;
- Assignment (if any), signed by both assignor and assignee; legalization and notarization are not required;
- Statement of Applicant's Right to Apply for a Patent (this requirement is only applicable if the applicant is also the inventor);
- Specification in English, at least 2 copies which will then be translated into Thai according to the regulations. It is possible, however, to submit the specification in the original language in order to obtain an early filing date. In such cases, Thai translation must follow within ninety days;
- Drawings, 3 copies, drawn or printed on A4 sized paper. However, where there are foreign characters in the drawings, they will have to be redrawn and retyped in the Thai phonetics by the patent agent;
- Status and any other details regarding the applications filed in the home country and also other countries;
- Certificate of Deposit of microorganism with an internationally accepted depository office should be submitted within ninety days from the filing day.
Notes: all the submissions for filing a patent application in Thailand must be made in the Thai language. The contents of an application will include title of invention, brief description of drawings, if any, the best procedures in making the invention, utilization of the invention in industry, handicrafts, manufacturing, agriculture or commerce, one or more claims. Furthermore, other specific items such as details concerning the status of patent applications submitted outside of Thailand or exhibition of the invention arranged by the Thai government or in an international exhibition will have to be provided in the official application request form. All the significant documents, such as the power of attorney and assignment, may be submitted within ninety days from the date of filing, priority document within sixteen months from the first filing date.
Formal examination:
- After the examination of a patent application for patentability and content of the application, the information in the application will be published.
Opposition:
- May be filed with the competent officer within ninety days after the publication of the application.
Novelty examination:
- Upon the request of the applicant. The request has to be made within five years after the publication of the application, or in case where an opposition and an appeal is filed, within one year after the final decision has been given, or the application shall be deemed abandoned.
Duration:
- Twenty years from the date of application.
Annuities:
- The first annual fee shall be due at the beginning of the fifth year of the term of the patent and additional fees shall be payable annually thereafter. If a patent is granted after the beginning of the fifth year of the term of the patent, the first annual fee from the fifth year to the year of issuance of the patent shall be paid within sixty days after the granting of the patent.