| Filing Language: Thai |
Necessary documents:
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Attachments (if any):
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DIP conducts substantive examination of design patent applications, and only examines whether the conditions of novelty and industrial applicability are met.
If within 12 months before the filing date/priority date, the essence or details of the invention are maliciously disclosed, or exhibited by the inventor in an international or official exhibition, the invention does not lose its novelty.
6 months
DIP only conducts formality examination for utility models, and the documents can be authorized if they meet the formality examination standards. If litigation or evaluation of the stability of utility model Claim is required, the applicant may submit a request for substantive examination within one year after the granted announcement.
yes. A patent applicant can convert the patent type from a petty patent (utility model) to an invention before the patent application is granted. The converted patent application has the filing date of the original patent application.
Reinstatement of priority on grounds of "due care" accepted.
5-8 years
not applicable. Designs disclosed to the public prior to filing are not eligible for application.
- Grant fee: Authorization official fee should be paid within 2 months after receiving the granted notice.
- Annuity: should be paid after the patent is granted in Thailand. If the patent has been issued, the first annual fee should be paid within 60 days after the start of the fifth year of the patent validity period.
- Authorization Fee: None
- Annuity: The applicant should pay the first annual fee at the beginning of the 5th year from the application date. If it is authorized at the beginning of the 5th year, it must be paid within 60 days from the date of granted. If the annual fee is overdue, it can be paid within 120 days of the overdue period. The annual fee can be paid for multiple years at one time.