- 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.
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."
- 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.
Filing Language: Portuguese Necessary documents:
- Exterior Design Picture (Six Views)
- A Brief Description
Attachments (if any):
- Power of Attorney
- Certified Priority Document
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
25 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)
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.
2-3 years
If the disclosure is caused by the designer, the novelty grace period is 12 months from the date of disclosure.
Reinstatement of priority is accepted on grounds of "due care."