20 years
- Which is the competent authority for invention patent applications in Nigeria?
- How many years is the protection period of Nigerian invention patent application
- Is Nigerian Invention Patent Application Type Convertible?
- Features of Nigerian design patent application process
- How long does it take to grant an invention patent application in Nigeria?
- Novelty Grace Period for Invention Patent Application in Nigeria
- How long is the deadline for industrial design applications in Nigeria?
- Is a Nigerian invention patent application eligible for DAS?
- How long does it take to authorize an industrial design in Nigeria?
- Can Nigerian invention patent application priority be restored?