What's the difference between invention patent and utility model patent?

Xu Jin? patent

Patent type

Determine the types of patents that can be applied for according to the invention technology.

? Invention patent: the process from scratch, creatively solving technical problems.

? Features: products, methods or their improved new technical solutions.

? Patent of utility model: Improve the performance of the product by improving the existing product. Features: A novel and practical technical scheme for the shape, structure or combination of products.

? Appearance patent: it will produce aesthetic feeling, but the shape, pattern and color are combined. Features: a new design with aesthetic feeling and suitable for industrial application, which aims at the shape, pattern or combination of products and the combination of color and shape and pattern.

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2. Application materials

Invention and utility model: patent request, abstract, appended drawings of abstract, specification, appended drawings of specification, and patent claim in duplicate.

? Appearance: patent application, photos or pictures (submitted for color protection) and brief description of design in duplicate.

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