1. The term of the invention patent right is 20 years, and the term of the utility model patent right and the design patent right is 10 years, counting from the date of application. Therefore, when filling in the patent approval time, it needs to be filled in according to the actual application date.
2. For utility model patents and design patents, it is usually necessary to go through preliminary examination and substantive examination after application. When filling in the patent approval time, it needs to be filled in according to the substantive examination date.
3. For the invention patent, the administrative department for patent in the State Council needs to conduct preliminary examination and substantive examination after receiving the application for invention patent. When filling in the patent approval time, it needs to be filled in according to the substantive examination date.
4. When filling in the patent approval time, you need to pay attention to the format of the time. Usually, the format of patent approval time is "YY MM DD Date", where YY stands for year, MM stands for month and DD stands for day.
In short, when filling in the patent approval time, you need to carefully check your patent application documents and relevant notices and decisions to ensure that the approval time is accurate and complete.