Can the priority right of Korean utility model application be restored?

no

20 years, and the protection can be extended to 25 years for pesticides or medicines.

Korean Industrial Property Office

English: Korea Intellectual Property Office, abbreviation: KIPO

Website: Korean Intellectual Property Office (kipo.go.kr)

Korean Utility Model Patent Search: Integrated Search < SEARCH - KIPRIS Patent Information searching service

no

yes. It is possible to change the patent type from utility model to invention within 30 days of receiving the grant/rejection decision, and pay the corresponding fee.

KIPO conducts formality examination and substantive examination of invention patent applications. Only after the application documents meet the conditions of formality examination, KIPO will assign the patent to the application number. Publication is completed within 18 months from the filing date/priority date. The applicant/interested party shall submit a substantive examination request no later than 5 years from the filing date. Once an examination request is made, it cannot be withdrawn, and KIPO conducts examination in the order in which the examination requests are filed. Patent applications that meet the grant conditions will be granted.

10 years

• Grant fee: The applicant needs to pay the granted fee within 3 months after receiving the notification of the granted decision, and pay the annual fee for the first to third years at the same time.
• Annuity: The annual fee is paid year by year starting from the fourth year from the filing date, and the amount of the annual fee depends on the number of Claim. Annuitys can also be paid. If the annual fee is overdue, it can be paid within the 6-month grace period after the due date, but an 18% penalty must be paid at the same time.

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