- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
- Validation of European Patent in EPO member states: within 3 months from the date of granted of the European invention.
- Whether the Portuguese invention patent application can be type-converted
- Features of the Portuguese utility model patent application process
- Is a Portuguese Utility Model Application Convertible?
- What are the requirements for the Portuguese invention patent application documents
- How many years is the protection period for utility model applications in Portugal?
- How long is the term of protection of industrial design in Portugal?
- How long does it take to grant a utility model application in Portugal?
- Can the priority right of a utility model application in Portugal be restored?
- Characteristics of the Portuguese invention patent application process
- How long is the PCT period for Portuguese invention patent application