15 years
20 years
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
6-8 months
3-5 years
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.
yes
15 years
- Grant fee: The applicant should pay the granted registration fee within 2 months after receiving the granted decision notice, and pay the annual fee for the first to third years at the same time.
- Annuity: Subsequent payment of annual fee every 5 years, overdue payment can be made within the grace period after 6 months, but a penalty must be paid at the same time.
no
- IMPI conducts formal and substantive examinations of designs. Substantive examination begins automatically, without a request.