20 years
- Novelty Grace Period for Industrial Design Applications in Nigeria
- How long is the deadline for industrial design applications in Nigeria?
- Description of Design Authorization and Annual Fee in Nigeria
- Is a Nigerian invention patent application eligible for DAS?
- How many years is the protection period of Nigerian invention patent application
- Can Nigerian invention patent application priority be restored?
- How long is the PCT period for Nigerian invention patent application
- Is the design application in Nigeria eligible for DAS?
- Is a design application in Nigeria convertible?
- Which is the competent authority for invention patent applications in Nigeria?