20 years
- How many years is the protection period of Nigerian invention patent application
- Is it possible to apply for a combined appearance in a Nigerian industrial design application?
- How long does it take to grant an invention patent application in Nigeria?
- Is a Nigerian invention patent application eligible for DAS?
- Is Nigerian Invention Patent Application Type Convertible?
- Description of Design Authorization and Annual Fee in Nigeria
- Can Nigerian invention patent application priority be restored?
- Characteristics of Nigerian invention patent application process
- How long is the term of protection for industrial designs in Nigeria?
- Which is the competent authority for invention patent applications in Nigeria?