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- Instructions for Authorization and Annual Fee of Portuguese Invention Patent Application
- How many years is the protection period for utility model applications in Portugal?
- How long is the PCT period for Portuguese invention patent application
- How long is the PCT deadline for utility model applications in Portugal?
- How many years is the protection period of Portuguese invention patent application
- Who is the Portuguese utility model patent authority?
- Is a Portuguese industrial design application eligible for DAS?
- Novelty Grace Period for Portuguese Invention Patent Application
- Novelty grace period for industrial design applications in Portugal
- Features of the Portuguese utility model patent application process