How to apply for patent rights for multiple product combinations?

1. First, prepare the application documents, including the request, the abstract of the specification, the patent claim, the appended drawings of the specification and the specification.

2. Secondly, the applicant submits the application materials to the Intellectual Property Office, which conducts a preliminary examination.

3. Finally, the Intellectual Property Office will issue the corresponding utility model patent certificate, and register and announce it at the same time.