25 years
Reinstatement of priority is accepted on grounds of "due care."
- Grant fee: The applicant should pay the granted 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: Pay year by year in the first year from the date of application. Overdue annual fee can be paid within a grace period of 6 months. At the same time, 30% of the year's annual fee will be paid as a late fee.
The PPO only conducts formality examination of the design, and does not examine novelty and uniqueness.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
- Validation of European Patent in EPO member states: 3 months from the date of European patent grant.
If disclosed by the author or his successor, the novelty grace period shall be enjoyed within 12 months after the first disclosure.
yes
yes
A 6-month novelty grace period is available if the disclosure is caused by a third party in bad faith.
yes
no