3-5 years
IMPI conducts formal and substantive examinations of utility model patent applications. However, the requirements for substantive examination are relatively loose, only novelty and industrial applicability are required, but innovation is not required.
20 years
- via Paris Convention : 6 months from earliest priority date.
- Hague Agreement route: 6 months from earliest priority date.
IMPI conducts formal and substantive examinations of invention patent applications. The substantive examination starts automatically, and there is no need for the applicant to submit a separate request for substantive examination. No special requirements or fees. Expedited examination can be requested through the Patent Prosecution Highway. The time limit for responding to the Office Action Notice is 2 months from the date of issue, which can be extended once (2 months).
yes
3-5 years
yes
- Grant fee: The applicant should pay the granted fee within 2 months after receiving the notification of granted decision, and pay the annual fee for the first to fifth 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.
25 years
As a PCT filing office, it accepts the restoration of the right of priority on the grounds of "unintentional".