What are the basic principles of patent application?

Legal analysis: Patent application has the following basic principles: 1, the principle of filing the case first. That is, if two or more applicants apply for a patent for the same invention-creation, the patent right shall be granted to the first applicant. 2. The principle of form. Only when the application materials are submitted as required and authorized by the Patent Office can the applicant obtain the patent right. 3. Single principle. The principle of singleness means that a patent application can only be limited to one invention.

Legal basis: Article 2 of the Patent Law of People's Republic of China (PRC) Invention-creation as mentioned in this Law refers to inventions, utility models and designs. Invention refers to a new technical scheme proposed for a product, method or its improvement. Utility model refers to a new practical technical scheme for the shape, structure or combination of products. Appearance design refers to a new design that is aesthetically pleasing and suitable for industrial application, which is made on the shape, pattern or their combination of products and all or part of the combination of colors, shapes and patterns.