Legal analysis: 1. When applying for a patent, you need to check for plagiarism.
2. The repetition rate is controlled within 20%.
3. Invention patents, utility models, and appearance patents are only subject to preliminary review and generally do not search for existing technologies. If the technical solution is complete, it can generally be authorized. A patent is subject to substantive examination, and the examiner searches the prior art.
Legal basis: "Patent Law of the People's Republic of China" Article 34 After the patent administration department of the State Council receives an application for an invention patent, if it is determined upon preliminary examination that it meets the requirements of this law, the patent application shall be valid from the date of application. It will be announced immediately after eighteen months. The patent administration department of the State Council may publish the application as early as possible upon the applicant's request.