Legal analysis: the validity period of design patent is 15 years. Design patent refers to a new design that is aesthetically pleasing and suitable for industrial application, which is based on the shape, pattern or combination of product and the combination of color and shape and pattern. Design refers to the design of industrial products, which is the style of industrial products. The patentee can pay the annual patent fee, 25% late payment fee and 1 000 yuan patent right restoration fee on time within 2 months after receiving the patent right termination notice, and then submit an application for right restoration.
Legal basis: Article 43 of the Patent Law of People's Republic of China (PRC) stipulates that the patentee shall pay the annual fee from the year when the patent right is granted.