Priority is the right of going to the fore of the others in the ranking because of the right that has been deserved beforehand. The priority right is gained be various such as registration of applications in another country, registration and exposition. The usage period of Priority Document is 12 months. The priority rights that have not been used within this period shall be deemed as invalid.

Precedence of the evaluation of the patent/utility model application with the priority, which is valid since the application date, starts from the date of priority.

The applications that will be filed after the date of the priority right by the third parties and the patent or utility model certificates given to these applications are considered invalid.