3 months
The initial protection is 6 years, which can be extended twice, up to a maximum of 10 years.
no
3 months
INPI conducts formality examination and substantive examination of invention patent applications. Substantive examination begins automatically, without the need to file a separate request.
yes. Before the applicant receives the final decision, it may be proposed to change the type of invention from invention to utility model.
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
25 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.
INPI only conducts formality examination of design patent applications.
- 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.