You can hand it in when you finish writing and get the admission notice.
You will receive authorization notice after 4-6 months from the delivery date.
After paying the fee, it will take more than 2 months to get the certificate. ? Total * * * is about 8 months.
After designing and providing drawings, it can be declared on the same day and authorized in 3-4 months. Issue a certificate more than 2 months after paying the money. It will take about six months altogether.
The time of the invention patent is uncertain. If it is required to be disclosed in advance, the authorization time will exceed 1 year or two years. If it is not required to be made public in advance, there are also 4-5 years of authorization, and there are more than 6 years, but not many.