The application documents for a patent for invention and a patent for utility model include the specification, the appended drawings of the specification, the claims, the abstract of the specification, etc. The application documents for a patent for design include pictures or photos that need color protection, and color photos or photos should also be submitted to avoid confusion. If you need to explain the pictures or photos, you should submit a brief description of the design. Institutional applicants are required to provide, technical disclosure/design pictures or photos and brief descriptions; Power of attorney; Fee reduction and filing, etc.
Now it is generally submitted electronically. Patent applicants or patent agents may submit electronic application documents to China National Intellectual Property Administration through the Internet after going through relevant formalities. After the patent application documents are submitted to China National Intellectual Property Administration, an electronic acceptance notice will be issued for the invention patent within 3 working days, and an electronic acceptance notice will be issued for the utility model patent within 7 working days. About 3 months from the date of general application, if the invention patent has passed the examination, a notice of preliminary examination will be issued to enter the next stage; If the examination is unqualified, a Notice of Correction or a Notice of Examination Opinion shall be issued. Patent for utility model and patent for design, after 6- 10 months, if they pass the examination, a notice of authorization will be issued; If the examination is unqualified, a Notice of Correction or a Notice of Examination Opinion shall be issued. The applicant's reply to the amendment notice or review opinion shall be completed within the statutory time limit.
The invention patent shall be published within 18 months from the default filing date (the earliest priority date). If you choose to publish in advance, the application documents will generally be published within 5-6 months. The biggest difference between the application process of invention patent, utility model patent and design patent is that the invention needs substantive examination. The applicant shall make a request for substantive examination within 3 years from the date of application (the earliest priority date). In order to speed up the examiner's examination of the application documents, it is also possible to submit a substantive examination request at the same time as submitting the application documents. The utility model or design patent can be authorized within 6- 10 months after it has passed the preliminary examination. After obtaining the patent application certificate, the applicant can go through the patent registration formalities in about three months.