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.
6 months
5-8 years
DIP conducts substantive examination of design patent applications, and only examines whether the conditions of novelty and industrial applicability are met.
The initial period of protection is 6 years, which can be renewed twice, up to a maximum of 10 years.
Intellectual Property Office of the Ministry of Commerce of Thailand
English: Department of Intellectual Property, abbreviation: DIP
Website: Home (ipthailand.go.th)
Thailand Invention Patent Search: DIP (ipthailand.go.th)
20 years
no
via Paris Convention : 6 months from earliest priority date.
- 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.
yes. Patent applicants can change the patent type from invention to petty patent (utility model) before the patent application is granted. The converted patent application has the filing date of the original patent application.