| Filing Language: Thai |
Necessary documents:
|
Attachments (if any):
|
via Paris Convention : 6 months from earliest priority date.
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.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
Reinstatement of priority on grounds of "due care" accepted.
The initial period of protection is 6 years, which can be renewed twice, up to a maximum of 10 years.
8 months
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.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
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.
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)