5 years, renewable 4 times, 5 years each time, up to 25 years of protection.
PRV conducts formality examination and substantive examination of invention patent applications. The formality examination lasts for about 4 months, and the substantive examination does not need to be submitted by the applicant to start, and the examination is carried out automatically. After the actual examination is over, the applicant will receive the final granted notice.
no
PRV only conducts formality examination on design patents. After the design is officially submitted to the PRV, no modification or addition of other designs is allowed. An applicant may request a deferment of publication for up to 6 months from the filing date/priority date, and this request must be made at the same time as the new application is filed.
Reinstatement of priority accepted on grounds of "due care".
20 years, and the protection of pesticide or pharmaceutical patents can be extended to 25 years.
none
16-18 months
no
no
- Authorization Fee: There is no granted fee.
- Annuity: Renewal fee is paid every 5 years. Overdue annual fee can be postponed at the latest within a grace period of 6 months after the due date, and a 20% penalty must be paid at the same time.