The PPO only conducts formality examination of the design, and does not examine novelty and uniqueness.
- Grant fee: The applicant should pay the granted official fee, announcement fee and the first annual fee (that is, the annual fee for the first to third years) within 3 months after receiving the notification of the granted decision.
- Annuity: The applicant needs to pay the annual fee for the next stage in the sixth year and the eighth year respectively. Overdue annual fee can be paid within a grace period of 6 months. At the same time, 30% of the annual fee of the current year will be paid as a penalty.
4-5 years
The PPO conducts formal and substantive examinations of invention patent applications. There is no need to file a request for substantive examination, and the substantive examination starts automatically.
Reinstatement of priority is accepted on grounds of "due care."
yes
2-4 years
25 years
yes
no
no