20 years
Novelty of the invention shall not be lost if the inventor, or a third party who directly or indirectly obtains relevant information from the inventor, discloses the invention information within 12 months before the filing date/priority date.
yes. The applicant may request to change the patent type from utility model to invention before the utility model patent application is granted.
If the designer or a third party who directly or indirectly obtains relevant information from the designer discloses the design within 12 months before the filing date/priority date, the design will not lose its novelty.
3-5 years
25 years
no
10 years
no
yes. The applicant may request to change the patent type from invention to utility model before the invention patent application is granted.
12-14 months