Patent Application Encyclopedia

yes

yes

2-4 years

3-5 years

not applicable

6 months before the filing date/priority date.

Mexican Institute of Industrial Property

English: Mexican Institute of Industrial Property, abbreviation: IMPI

URL: www.impi.gob.mx

Mexican Invention Patent Search: Search -- FOLLOW (impi.gob.mx)

yes

2 years

• via Paris Convention : 12 months from earliest priority date.
• Validation of European Patent in EPO member states: 3 months from the date of European patent grant.

• 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 grant of the European patent.

Authorization Fee: None

Annuity: The applicant shall pay the commenced and all due annual fees within 3 months from the date of granted. The annual fee shall be calculated and paid year by year from the third year from the application date, and shall be paid before the application date of each year. Overdue payment may be made within 6 months of the overdue period.

Applicants are required to provide the Indian Patent Office with a report on the work of the granted patent, stating the commercial work status of the patent in the previous year, before March 31 of each year.

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)

no

Singapore Patent and Trademark Office

English: Intellectual Property Office of Singapore, Abbreviation: IPOS

Website: www.ipos.gov.sg

Singapore Invention Patent Search: Welcome to IPOS Digital Hub

20 years

yes

Yes, a utility model can be converted into an invention during the formality examination period within 90 days from the filing date.