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- How many years is the protection period for utility model applications in Portugal?
- Is a Portuguese Utility Model Application Convertible?
- How many years is the protection period of Portuguese invention patent application
- Can the priority right of Portuguese invention patent application be restored?
- Instructions for Authorization of Designs in Portugal and Annual Fees
- Can the priority right of a utility model application in Portugal be restored?
- Instructions for Authorization and Annual Fee of Portuguese Invention Patent Application
- How long is the PCT period for Portuguese invention patent application
- Novelty grace period for utility model applications in Portugal
- Who is the Portuguese utility model patent authority?