3-5 years
6 months
The novelty grace period is 6 months before the filing date/priority date.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 31 months from earliest priority date.
The novelty grace period is 6 months before the filing date/priority date.
The DGIP conducts formal and substantive examinations of utility model patent applications.
no
no
no
yes. One or a series of designs may be included under the same category.
no