Reception Office of the State Intellectual Property Office. The following documents are required to apply for a design patent: 1. Six-sided orthographic views or photos and three-dimensional views of the design. 2. Brief description of appearance design. 3. Letter of instruction. 4. Letter of authorization. 5. If there is a priority request, priority certification documents should be submitted. 6. Transfer certificate. Article 3 of the Patent Law: The Patent Administration Department of the State Council is responsible for managing patent work nationwide; it uniformly accepts and examines patent applications and grants patent rights in accordance with the law. The patent management departments of the people's governments of provinces, autonomous regions, and municipalities directly under the Central Government are responsible for patent management within their respective administrative regions.