no
20 years
The initial protection is 5 years, which can be renewed twice, each time for 5 years, and the maximum protection can be 15 years.
6 months before the filing date/priority date.
no
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
no
IPONIGERIA conducts only formality examination of designs.
no
IPONIGERIA only conducts formality examination and unity of invention examination for invention patent applications.
6 months before the filing date/priority date.