2-4 years
no
25 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."
2-4 years
10 years
The PPO only conducts formality examination of utility model patent applications, only examines novelty and industrial applicability, and does not examine inventive step.
- via Paris Convention : 6 months from earliest priority date.
- Hague Agreement route: 6 months from earliest priority date.
- EU appearance route: 6 months from the earliest priority date.
yes
yes