yes. As long as the application is not abandoned, the patent type can be converted from invention to utility model within 3 months of filing the invention patent application, or within 3 months from the date when IMPI requires the applicant to make the conversion, after paying the relevant fees.
1-2 years
As a PCT filing office, it accepts the restoration of the right of priority on the grounds of "unintentional".
15 years
yes
yes. As long as the application is not abandoned, the patent type can be converted from utility model to invention within 3 months of filing the utility model patent application, or within 3 months from the date when IMPI requires the applicant to make the conversion, after paying the relevant fees.
25 years
no
As a PCT filing office, it accepts the restoration of the right of priority on the grounds of "unintentional".
yes
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.