10 years
no
no
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.
no
2-3 years
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.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 31 months from earliest priority date.
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.
1-2 years