The difference between utility model patent and invention patent

1. Different protection objects: Invention refers to a new technical scheme proposed for a product, method or its improvement; Utility model refers to a new technical scheme suitable for practical use for the shape, structure or combination of products.

2. Different protection periods: the protection period of utility model patents is 10 year; The protection period of an invention patent is 20 years.

3. Different creative requirements: What does an invention patent need? Outstanding substantive features and remarkable progress? ; The utility model patent only needs to have? Substantive characteristics and progress? Its creative level is far lower than that of invention.

4. The examination and approval procedures are different: the utility model is only examined in form; In addition to formal examination, invention patents also need substantive examination, so the authorization time is longer.