yes
1 month
yes
yes. Before the patent is granted/rejected, the patent type can be changed from invention to utility model at the request of the applicant. Can only be converted once.
yes
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.
- 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.
yes. Prior to patent grant/rejection, the patent type can be converted from utility model to invention at the request of the applicant. Can only be converted once.
The initial protection is 5 years, which can be renewed 4 times for a maximum protection of 25 years.
ATPO conducts formality examination only for utility model patent applications. Although ATPO searches utility model patent applications, the search results do not affect the grant results. The applicant may amend the patent application after receiving the search report.
ATPO only conducts formality examination of design patent applications.