- Authorization Fee: None
- Annuity: After granted, it will be paid year by year from the 4th year from the date of application, and should be paid within 3 months before the date of application each year. If the annual fee is overdue, the payment can be postponed within a grace period of 6 months, but a surcharge of 20% is required. The first annual fee (i.e. the 4th year) can be paid within 6 months of the late payment period without paying the penalty. It can also be paid every three years in the 4th to 6th year, and in the 7th to 10th year.
2 years
yes. Prior to patent grant/rejection, the patent type can be converted from utility model to invention at the request of the applicant. Can only be converted once.
11 months. If an expedited request is made, granted can be obtained in about 3-4 months.
no
- Authorization Fee: None
- Annuity: After the granted, it will be paid year by year from the 6th year from the date of application, and should be paid within 3 months before the date of application each year. If the annual fee is overdue, the payment can be postponed within a grace period of 6 months, but a surcharge of 20% is required. There is no late fee for the first three months of the late payment period for the first annual fee (i.e. the sixth year).
10 years
yes
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.
The initial protection is 5 years, which can be renewed 4 times for a maximum protection of 25 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.