20 years
Restoration of priority will not be accepted.
no
no
no
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 31 months from earliest priority date.
20 years, and the protection can be extended to 25 years for pesticides or medicines.
A 12-month novelty grace period is available if the design is disclosed by the applicant or the applicant's agent.
- 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.
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.