20 years
yes. Before the applicant receives the final decision, it may be proposed to change the type of invention from invention to utility model.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
- 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.
no
no
The initial protection is 6 years, which can be extended twice, up to a maximum of 10 years.
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)
2-3 years
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 conducts formality examination and substantive examination of invention patent applications. Substantive examination begins automatically, without the need to file a separate request.