Whether the type of Vietnam invention patent application can be converted

• via Paris Convention : 12 months from earliest priority date.
• via Nationalization of PCT : 31 months from earliest priority date.

20 years

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.

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.

Vietnam State Intellectual Property Office

English: Intellectual Property Office of Viet Nam, Abbreviation: IPVN

Website: Trang chủ - CỤC SỞ HỮU TRÍ TUỆ (ipvietnam.gov.vn)

Vietnam Utility Model Patent Search: IP Viet Nam

no

• 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

1 year

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.