no
no
yes. After the substantive examination of the invention patent application, the patent applicant can submit a request and pay the prescribed conversion request fee to convert the patent type from invention to utility model. If the invention patent does not meet the conditions for granting a patent, a request for conversion may be filed within three months from the date of issuance of the rejection document of the invention patent.
yes. Multiple designs may be included in one design application.
Filing Language: Vietnamese Necessary documents:
- Exterior Design Picture (Six Views)
- A Brief Description
Attachments (if any):
- 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
no
yes. Please consult IPVN for the standards and charges for restoring the priority.
IPVN conducts formality examination and substantive examination of invention patents. IPVN completes the formality examination within 1 month from the filing date. For the invention patent application through the via Paris Convention , the patent disclosure will be completed 19 months from the filing date/priority date. If the PCT enters the Vietnamese country, the invention patent will be filed in the country. Patent publication within 2 months after the application enters the Vietnamese national phase. A patent applicant/anyone needs to file a substantive request no later than 42 months from the filing date. The application is published within 2 months after the notification of approval and enters the opposition period. The opposition period starts from the publication date and ends on the granted date. Anyone can raise an opposition to the published patent within the opposition period.
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.
- via Paris Convention : 6 months from earliest priority date
- Hague Agreement route: 6 months from earliest priority date
20 years