1. First, the applicant needs to submit a patent application to China National Intellectual Property Administration and the necessary application documents. When submitting an application, the applicant needs to pay the fee according to the regulations.

2. Secondly, Qingdao Intellectual Property Office will examine the patent application, including preliminary examination and substantive examination. The preliminary examination mainly examines the format and content of the patent application to ensure that it conforms to the provisions of the patent law. Substantive examination is an in-depth examination of novelty, creativity and practicality of patent application.

3. After the patent application passes the examination, the applicant needs to go through the registration formalities and pay the annual fee. After going through the registration formalities, the applicant will obtain a patent certificate and formally obtain the patent right.