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What inventions can apply for utility model patents?
The term "utility model" as mentioned in the Patent Law refers to a new technical solution suitable for practical use proposed for the shape, structure or combination of products. The difference between the utility model and the invention is: first, the utility model is limited to products with a certain shape, not a method, nor a product without a fixed shape; second, the creative requirements for the utility model are not too high, And the practicality is strong.
The shape of the product refers to the determined spatial shape that the product has and can be observed from the outside. The technical scheme proposed for the product shape can be the technical scheme proposed for the spatial shape of the three-dimensional form of the product, such as the improvement of the cam shape and the tool shape, or the technical scheme proposed for the two-dimensional form of the product, such as the improvement of the cross-sectional shape of the profile.
The structure of the product refers to the arrangement, organization and interrelationship of the various components of the product. The structure of the product may be a mechanical structure or a line structure. The mechanical structure refers to the relative position relationship, connection relationship and necessary mechanical cooperation relationship of the parts constituting the product, and the circuit structure refers to the determined connection relationship between the components constituting the product.
The composite layer can be considered as the structure of the product, and the carburized layer, oxide layer, etc. of the product belong to the composite layer structure.
More specific questions about utility model protection can be found on the government website (www.sipo.gov.cn) Home page to browse the "Examination Guide" in the "Patent Examination" column ".