2-4 years
no
no
- Authorization Fee: None
- Annual Fee: None
no
6 months
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 31 months from earliest priority date.
The DGIP conducts formal and substantive examinations of utility model patent applications.
no
10 years
DGIP conducts formality examination and substantive examination of invention patent applications. The applicant should submit a request for substantive examination within 36 months from the filing date/priority date.