20 years
- Description of Design Authorization and Annual Fee in Nigeria
- Novelty Grace Period for Industrial Design Applications in Nigeria
- What are the requirements for the Nigerian invention patent application documents
- What are the requirements for the design application documents in Nigeria?
- How long is the PCT period for Nigerian invention patent application
- Characteristics of Nigerian invention patent application process
- How many years is the protection period of Nigerian invention patent application
- Is a design application in Nigeria convertible?
- How long does it take to authorize an industrial design in Nigeria?
- Which is the competent authority for invention patent applications in Nigeria?