no
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.
- 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.
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.
yes. If several designs belong to the same class in the Locarno Classification, a maximum of 20 designs may be included.
via Paris Convention : 12 months from earliest priority date.
no
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.
no
via Paris Convention : 6 months from earliest priority date.