2 years
Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.
yes
yes
The initial protection is 5 years, which can be renewed 4 times for a maximum protection of 25 years.
2 years
10 years
- 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.
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.
yes. Before the patent is granted/rejected, the patent type can be changed from invention to utility model at the request of the applicant. Can only be converted once.
no