Legal analysis: To apply for a patent, you need to apply to the local patent administration department. The patent department of the local government is responsible for patent management.
Legal basis: "Patent Law of the People's Republic of China" Article 3 The patent administration department of the State Council is responsible for managing patent work nationwide; uniformly accepting and examining patent applications, and granting 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.