Filing Language: Vietnamese | |
| via Paris Convention | via Nationalization of PCT |
Necessary documents:
| Necessary documents:
|
Attachments (if any)
| Attachments (if any)
|
- via Paris Convention : 6 months from earliest priority date
- Hague Agreement route: 6 months from earliest priority date
10 years
1 year
20 years
no
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 31 months from earliest priority date.
yes. Please consult IPVN for the standards and charges for restoring the priority.
no
no
IPVN conducts formality examination and substantive examination of utility model patents. IPVN has no restrictions on the fields of utility model patent applications. Utility models can be applied for in all fields covered by inventions, but all utility models will undergo substantive examination. A patent applicant/anyone needs to file a substantive request no later than 36 months from the filing date.