20 years
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 31 months from earliest priority date.
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.
Restoration of priority will not be accepted.
1-2 years
A 12-month novelty grace period is available if the design is disclosed by the applicant or the applicant's agent.
Korean Industrial Property Office
English: Korea Intellectual Property Office, abbreviation: KIPO
Website: Korean Intellectual Property Office (kipo.go.kr)
Korean Invention Patent Search: Integrated Search < SEARCH - KIPRIS Patent Information searching service
KIPO conducts formality examination and substantive examination of utility model patent applications, but only needs to meet the standards of novelty and practicality, and does not require inventive step.
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 Once an examination request is made, it cannot be withdrawn, and KIPO conducts examination in the order in which the examination requests are filed.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.
- via Paris Convention : 6 months from earliest priority date.
- Hague Agreement route: 6 months from earliest priority date.
10 years