(2) Patent for utility model: refers to a new technical scheme for the shape, structure or combination of products, which is suitable for practical use.
(3) Design patent: refers to a new design that is aesthetically pleasing and suitable for industrial application based on the shape, pattern or combination of the product and the combination of color, shape and pattern.
Patent authorization time: it usually takes about 3 years to authorize an invention patent.
It usually takes about 1 year to grant utility model patents.
It usually takes about 8 months to grant a design patent.
Duration of protection of patent right: The duration of protection of invention patent is 20 years.
The protection period of utility model patent is 10 year.
The protection period of the design patent is 10 year.