20 years
- How many years is the protection period of Nigerian invention patent application
- How long is the deadline for industrial design applications in Nigeria?
- How long is the term of protection for industrial designs in Nigeria?
- Description of Design Authorization and Annual Fee in Nigeria
- What are the requirements for the Nigerian invention patent application documents
- Novelty Grace Period for Industrial Design Applications in Nigeria
- Features of Nigerian design patent application process
- How long is the PCT period for Nigerian invention patent application
- Is a design application in Nigeria convertible?
- Is the design application in Nigeria eligible for DAS?