20 years
Reinstatement of priority is accepted on grounds of "due care."
INPI only conducts formality examination of utility model patent applications. Substantive examination may only be requested if the applicant deems it necessary. An invention protected by a patent can be protected simultaneously or successively with a utility model. To this end, applicants have a maximum of 1 year to make changes.
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)
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
no
- 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.
25 years
INPI only conducts formality examination of design patent applications.
no
If the disclosure is caused by the designer, the novelty grace period is 12 months from the date of disclosure.