How many years is the protection period of Portuguese invention patent application

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.

INPI only conducts formality examination of design patent applications.

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

The initial protection is 6 years, which can be extended twice, up to a maximum of 10 years.

Reinstatement of priority is accepted on grounds of "due care."

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)

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: 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.