- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
- What are the requirements for the design application documents in Portugal?
- Is a Portuguese industrial design application eligible for DAS?
- How long is the PCT deadline for utility model applications in Portugal?
- How long does it take to authorize an industrial design in Portugal?
- Instructions for Authorization and Annual Fee of Portuguese Invention Patent Application
- Novelty Grace Period for Portuguese Invention Patent Application
- How long is the term of protection of industrial design in Portugal?
- Is a Portuguese Utility Model Application Convertible?
- Characteristics of the Portuguese invention patent application process
- How long does it take to grant a utility model application in Portugal?