The initial period of protection is 6 years, which can be renewed twice, up to a maximum of 10 years.
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.
8 months
20 years
5-8 years
not applicable. Designs disclosed to the public prior to filing are not eligible for application.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
10 years
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.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
Filing Language: Thai
via Paris Convention via Nationalization of PCT Necessary documents:
- Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
Necessary documents:
- Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
Attachments (if any)
- Sequence Listing (PDF format and TXT format)
- Microorganism deposit certificate and its Thai translation
- Microorganism Survival Certificate and Thai Translation
- Power of Attorney
- Certified Priority Document
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
- Notification issued by CNIPA notify the applicant the application has passed through the security review
Business license for company registration or articles of incorporation
*Thailand patent application documents need to be notarized
Attachments (if any)
- WIPO Publication
- ISR/IPRP
- Entering the Thai national phase 19/28/34/41 amended
- Sequence Listing (PDF format and TXT format)
- Microorganism deposit certificate and its Thai translation
- Microorganism Survival Certificate and Thai Translation
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
- Business license for company registration or articles of incorporation
*Thailand patent application documents need to be notarized