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.
3 months
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.
Reinstatement of priority is accepted on grounds of "due care."
- 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.
The initial protection is 6 years, which can be extended twice, up to a maximum of 10 years.
20 years
- yes. A maximum of 100 designs may be included in one Portuguese design application, provided they belong to the same class in the International Design Classification.
- 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.
- 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.
no