How to apply for a patent (practicality)

Application steps: 1. Patent application documents (applications, claims, specifications, drawings of specifications, abstracts of specifications, abstract drawings, etc.). ) are written by patent agents; 2. Then submit it to China National Intellectual Property Administration; 3. Obtain the notification of acceptance from the Patent Office, determine the date of application, and submit an early public statement and request substantive examination on the day of submission of documents; 4. It takes about 2-3 months for the Patent Office to formally review the patent application documents. After passing the preliminary examination, enter the public preparation stage. 5. It will take about 6-8 months for the patent office to make the invention application documents public; 6. The Patent Office conducts substantive examination of the invention patent documents for about one and a half to two years, during which the examiner communicates with the applicant on the substantive content of the invention, namely novelty, creativity and practicality (entrusting the agency to communicate with the agency to determine the appropriate scope of protection of the invention), and this communication can be repeated many times until it is revised to the satisfaction of the examiner; 7. Letter of authorization issued by the Patent Office; 8. The applicant shall go through the formalities for obtaining the patent certificate; 9. The whole process of obtaining a patent certificate after about 2-3 months lasts about 2.5 to 3 years, and the specific time depends on the examination speed of the examiner and the informative degree of the applicant's public materials.