4-5 years
no
via Paris Convention : 12 months from earliest priority date.
- Authorization Fee: None
- Annuity: Pay yearly from the first year from the application date, and the first annual fee should be paid after granted, and the subsequent annual fee can be paid once every 3 years.
2 years
yes
yes
- 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.
4-5 years
Yes, a utility model can be converted into an invention during the formality examination period within 90 days from the filing date.
A 12-month novelty grace period is available if the invention is disclosed by the applicant or its agent in any form of communication within one year of the filing date or priority date, or exhibited at a national/international exhibition. Appropriate evidence must be submitted at the time of application.