- 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.
- Portuguese National Institute of Industrial Property - English: Portuguese Institute of Industrial Property (INPI) - URL: https://inpi.justica.gov.pt/ - Portuguese Utility Model Patent Search: Pesquisa Online - Patentes (justica.gov.pt) 
- Filing Language: Portuguese - via Paris Convention - via Nationalization of PCT - Necessary documents: - Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
 - Necessary documents: - Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
 - Attachments (if any) - Sequence Listing (PDF format and TXT format)
- Certificate of Deposit of Microorganisms and its Portuguese translation
- Certificate of Microbiological Survival and its Portuguese translation
- Power of Attorney
- Certified Priority Document
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
- Notification issued by CNIPA notify the applicant the application has passed through the security review
 - Attachments (if any) - WIPO Publication
- ISR/IPRP
- Enter the Portuguese national phase 19/28/34/41 Amendments
- Sequence Listing (PDF format and TXT format)
- Certificate of Deposit of Microorganisms and its Portuguese translation
- Certificate of Microbiological Survival and its Portuguese translation
- Power of Attorney
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
 
- 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.
 
- 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.
 
- yes. Before the applicant has received a final decision, an application to change the type of invention from a utility model to an invention may be proposed. 
- A novelty grace period of 6 months is available if: - Disclosures caused at officially organized or officially sanctioned international exhibitions
- Disclosure resulting from being made public for reasons related to the misuse of the inventor or its predecessor owner
 
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
 
- Portuguese National Institute of Industrial Property - English: Portuguese Institute of Industrial Property, abbreviation: INPI - URL: https://inpi.justica.gov.pt/ - Portuguese invention patent search: Pesquisa Online - Patentes (justica.gov.pt) 
- 2-3 years 
- yes. Before the applicant receives the final decision, it may be proposed to change the type of invention from invention to utility model. 
