20 years
- How long is the PCT deadline for utility model applications in Portugal?
- Is a utility model application eligible for DAS in Portugal?
- Is a Portuguese industrial design application eligible for DAS?
- Characteristics of the Portuguese design patent application process
- Whether the Portuguese invention patent application can be type-converted
- Whether the Portuguese invention patent application can be DAS
- What are the requirements for the utility model application documents in Portugal?
- Instructions for authorization of utility model application and annual fee in Portugal
- What are the requirements for the Portuguese invention patent application documents
- Is a Portuguese Utility Model Application Convertible?