The first release time of invention patent in 2022

After the application is submitted, there will be a public preparation period of 2 to 3 months, and then it will enter the actual trial. If it is not required to be made public in advance, it will be made public automatically after 18 months.

The application process of invention patent is: submission of application, preliminary examination, publication, actual examination and announcement of authorization. If it takes 18 months to make it public, it will be published.

You can also apply for an early announcement as needed;