1-2 years
no
Restoration of priority will not be accepted.
For the design of partial substantive examination, multiple designs can be included in one design application, but the designs must belong to the same class in the international design classification.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 31 months from earliest priority date.
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 Once an examination request is made, it cannot be withdrawn, and KIPO conducts examination in the order in which the examination requests are filed.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.
20 years
yes. The type of patent can be changed from invention to utility model within 30 days of receiving the grant/rejection decision, and the corresponding fee should be paid.
A 12-month novelty grace period is available if the design is disclosed by the applicant or the applicant's agent.
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.
2-3 years