20 years
- Instructions for authorization of utility model application and annual fee in Portugal
- Characteristics of the Portuguese design patent application process
- What are the requirements for the design application documents in Portugal?
- Whether the Portuguese invention patent application can be type-converted
- How long does it take for a Portuguese invention patent application to be granted?
- How long is the PCT period for Portuguese invention patent application
- Is a utility model application eligible for DAS in Portugal?
- Instructions for Authorization of Designs in Portugal and Annual Fees
- Novelty grace period for utility model applications in Portugal
- How many years is the protection period for utility model applications in Portugal?