How to apply for a domestic invention patent, and what is the process?

How to apply for a domestic invention patent, and what is the process? The application methods and procedures of invention patents in China are different from those in other countries, as well as the other two types of patents, utility models and designs in Chinese mainland. So how to apply for a domestic invention patent, what is the process, and simply sort it out for readers' reference and exchange. How to apply for a domestic invention patent, and what is the process? How to apply for a domestic invention patent and what is the process? 1. Acceptance stage: if the application conditions are met, the Patent Office will determine the application date, give the application number, and after checking the list of documents, issue an acceptance notice to inform the applicant. If you submit your application electronically, you will generally receive an electronic acceptance notice and an application fee payment notice/fee waiver approval notice within 2-3 working days. How to apply for a domestic invention patent and its process II. Preliminary examination stage: Article 44 of the Detailed Rules for the Implementation of the Patent Law (Examination Basis) In actual operation, I personally think that the examiner will examine the following contents, and welcome to add: (1) The name of the invention generally does not exceed 25 words, and under special circumstances, the invention in the chemical field can be allowed up to 40 words. (2) Whether the invention name, description, confidentiality review request (if any), substantive review request (if any) and patent agency power of attorney (if any) of the request are consistent. (3) The abstract of the instruction shall not exceed 300 words. May contain the chemical formula of the present invention. (4) Whether the abstract drawings (if any) are one of the drawings in the specification. How to apply for an invention patent in China and its process III. Patent Law at Publication Stage Article 34 After receiving an application for a patent for invention, the administrative department for patent in the State Council, after preliminary examination, finds that it meets the requirements of this Law, and shall publish it within 18 months from the date of application. The patent administration department of the State Council may publish its application at an early date upon the request of the applicant. How to apply for domestic invention patent and its process? Phase of substantive examination Article 35 of the Patent Law Within three years from the date of application, the administrative department for patent in the State Council may conduct substantive examination of the application at any time according to the request of the applicant; If the applicant fails to request substantive examination within the time limit without justifiable reasons, the application shall be deemed to have been withdrawn. How to apply for domestic invention patent and its process? In the authorization stage, the authorization registration fee, annual fee and stamp duty shall be paid within the time limit specified in the notice of registration.