5-6 years
If the applicant, inventor or assignor discloses the relevant invention information at an officially recognized exhibition within 6 months before the filing date, it can enjoy a 6-month novelty grace period.
1 year
no
no
Filing Language: Vietnamese
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)
- 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
 - Description of patent IPC classification number
 
Attachments (if any)
- WIPO Publication
 - ISR/IPRP
 - Entry into the Vietnamese national phase Amended Article 19/28/34/41
 - Power of Attorney
 - Declaration of Ownership/Certification of Employment/Assignment of priority
 - Assignment for Patent Right Transfer
 - Description of patent IPC classification number
 
- Grant fee: The patent applicant should pay the granted fee within 3 months from the date of receiving the patent granted decision
 - Annuity: The annual fee for the first year is paid at the same time as the granted fee. Subsequent annual fees should be paid within 6 months before the due date. Overdue annual fees can be paid within a 6-month grace period, and a 10% late fee will be paid at the same time
 
If the applicant, inventor or assignor discloses the relevant invention information at an officially recognized exhibition within 6 months before the filing date, it can enjoy a 6-month novelty grace period.
Filing Language: Vietnamese
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 Vietnamese translation
 - Microorganism Survival Certificate and its Vietnamese translation
 - Power of Attorney
 - Certified Priority Document
 - Declaration of Ownership/Certification of Employment/Assignment of priority
 - Assignment for Patent Right Transfer
 - Description of patent IPC classification number
 - Notification issued by CNIPA notify the applicant the application has passed through the security review
 
Attachments (if any)
- WIPO Publication
 - ISR/IPRP
 - Entry into the Vietnamese national phase Amended Article 19/28/34/41
 - Sequence Listing (PDF format and TXT format)
 - Microorganism deposit certificate and its Vietnamese translation
 - Microorganism Survival Certificate and its Vietnamese translation
 - Power of Attorney
 - Declaration of Ownership/Certification of Employment/Assignment of priority
 - Assignment for Patent Right Transfer
 - Description of patent IPC classification number
 
yes. Please consult IPVN for the standards and charges for restoring the priority.
no