What are the requirements for utility model application documents in Thailand?

20 years

8 months

• via Paris Convention : 12 months from earliest priority date.
• via Nationalization of PCT : 30 months from the earliest priority date.

The initial period of protection is 6 years, which can be renewed twice, up to a maximum of 10 years.

5-8 years

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.

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.

• 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.

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)