Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.
- via Paris Convention : 6 months from earliest priority date.
 - EU route: 6 months from earliest priority date.
 - Hague Agreement route: 6 months from earliest priority date.
 
Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.
20 years. Patented medicines and plant protection new varieties can obtain an additional 5-year renewal period, and children's medicines can obtain an additional half-year patent protection period.
yes
no
- Authorization Fee: None
 - Annuity: The annual fee is paid every 5 years. The overdue annual fee can be paid within a grace period of up to six months after the due date, and a 20% late fee will be paid at the same time. Pay within the first 3 months of the grace period with no late fees.
 
The initial protection is 5 years, which can be renewed 4 times for a maximum protection of 25 years.
via Paris Convention : 12 months from earliest priority date.
via Nationalization of PCT : 30 months from the earliest priority date.
Validation of European Patent in EPO member states: within 3 months from the date of grant of the European patent.
- via Paris Convention : 12 months from earliest priority date.
 - via Nationalization of PCT : 30 months from the earliest priority date.
 - Validation of European Patent in EPO member states: within 3 months from the date of grant of the European patent.
 
ATPO conducts formality examination and substantive examination of invention patents. The search report will be published together with the patent application within 18 months from the filing date, and the substantive examination will start automatically, and the applicant does not need to file a separate request for substantive examination. It can be authorized if the granted conditions are met.