25 years
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
- Licensing Fee: None.
- Annuity: From the 5th year onwards from the date of application, it will be paid year by year. The application fee includes annual fees for the first and second years. There is no annual fee for the third and fourth years, but the applicant needs to notify INPI for renewal in the third and fourth years. All subsequent annual fees must be paid within six months before the date corresponding to the year of application. Overdue annual fees can be paid within a 6-month grace period, and 50% of the annual fee of the current year is required to be paid as a penalty.
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
Reinstatement of priority is accepted on grounds of "due care."
yes. Before the applicant receives the final decision, it may be proposed to change the type of invention from invention to utility model.
3 months
20 years
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)
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
- Licensing Fee: None.
- Annuity: pay once every 5 years, and must be paid within 6 months before the due date of the application. If the annual fee is overdue, it can be paid within a grace period of 6 months, and a 50% penalty is required.