The JPO conducts formality examination and substantive examination of invention patent applications. The applicant should submit a request for substantive examination within 3 years from the filing date. The JPO makes an granted decision if it determines after review that no grounds for refusal have been found.
Inventors have a novelty grace period of 12 months after disclosure (including sale).
- via Paris Convention : 6 months from earliest priority date.
 - Hague Agreement route: 6 months from earliest priority date.
 
1-2 years
The JPO conducts formality examination and substantive examination of the design patent application, and the substantive examination starts automatically, and the applicant does not need to submit a separate substantive examination request. JPO mainly examines the novelty and inventiveness of designs.
- (*Secret design: applicants can request that their design remain secret for 3 years from the filing date).
 
yes
- via Paris Convention : 12 months from earliest priority date.
 - via Nationalization of PCT : 30 months from the earliest priority date.
 
yes. Multiple designs may be included in one design application.
- Grant fee: The applicant should pay the granted fee and the annual fee for the first year within 30 days after receiving the granted notice.
 - Annuity: The annual fee shall be paid year by year from the second year from the date of granted, and the payment of the annual fee may be postponed within 6 months if the annual fee is overdue, but a 200% penalty shall be paid at the same time.
 
Inventors have a novelty grace period of 12 months after disclosure (including sale).
The JPO conducts formality examination only for utility model patent applications.