- via Paris Convention : 6 months from earliest priority date.
- Hague Agreement route: 6 months from earliest priority date.
- EU appearance route: 6 months from the earliest priority date.
- How long is the PCT deadline for utility model applications in Portugal?
- How many years is the protection period of Portuguese invention patent application
- Novelty grace period for utility model applications in Portugal
- Features of the Portuguese utility model patent application process
- How long is the period for filing an industrial design application in Portugal?
- Instructions for Authorization of Designs in Portugal and Annual Fees
- Can the priority right of Portuguese invention patent application be restored?
- What are the requirements for the Portuguese invention patent application documents
- How long does it take for a Portuguese invention patent application to be granted?
- Instructions for authorization of utility model application and annual fee in Portugal