What are the requirements for Vietnam invention patent application documents

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.

5-6 years

• via Paris Convention : 6 months from earliest priority date
• Hague Agreement route: 6 months from earliest priority date

20 years

no

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.

10 years

• 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

no