According to the current progress of patent examination and authorization, invention patents generally take 1.5-3 years or even longer to obtain authorization, while utility model and design patents generally take 6 months to obtain authorization, and their authorization time is relatively long. At the same time, in order to ensure the authorization of invention patent application and speed up the authorization process, it is sometimes necessary to communicate and meet.
Time for examining an application for a patent for invention:
The time for accepting invention patents is generally one month.
The examination period of invention patents is generally 2-3 years.
The preparation time of patent application documents depends on the complexity, and generally does not exceed one week.