Legal analysis: 1. When applying for an invention patent, the application documents should include: invention patent request, description (with drawings if necessary), claims, abstract and drawings, each in two copies. share. For invention patent applications involving amino acid or nucleotide sequences, the sequence listing should be included in the specification and submitted as a separate part of the specification. At the same time, a document containing the sequence listing that complies with the provisions of the State Intellectual Property Office should also be submitted. CD or floppy disk. 2. When applying for a utility model patent, the application documents shall include: utility model patent request, description, description drawings, claims, abstract and drawings, each in duplicate. 3. When applying for a design patent, the application documents should include: a design patent request letter, pictures or photos, each in duplicate. If you require color protection, you should also submit color pictures or photos in duplicate. If you submit pictures, both copies should be pictures. If you submit photos, both copies should be photos. Pictures or photos should not be mixed. If a description is needed for pictures or photos, a brief description of the design should be submitted in duplicate.
Legal basis: "Patent Law of the People's Republic of China" Article 26 When applying for a patent for invention or utility model, a request, description, abstract, claims and other documents shall be submitted.