- Licensing Fee: None.
- Annuity: The annual fee renewal fee must be paid within 6 months before the application date. If the annual fee is overdue, the payment can be postponed within a grace period of 6 months, but a late fee will be charged.
20 years
Yes, during the formality examination period within 90 days from the filing date, the type of invention can be converted into a utility model at the request of the applicant by paying the corresponding fee.
4-6 months
15 years, the initial protection is 5 years, and can be renewed for 2 times after the expiration, with a maximum of 15 years.
no
10 years
Yes, a utility model can be converted into an invention during the formality examination period within 90 days from the filing date.
yes
yes
no