全国-科技推广和应用服务-中国专利著录项目数据

中国专利著录项目数据是记录专利申请和授权过程中的关键信息，涵盖了专利的基本内容和法律状态。常见的著录项目包括申请号、申请日、发明名称、申请人、发明人、摘要、附图等。这些数据有助于专利的检索、查询、分析和管理。（更新周期为一周两次）

本数据集包括中国发明申请、发明授权、实用新型以及外观设计专利数据的著录项目。

Chinese patent bibliographic data records key information generated during the patent application and authorization process, covering the basic content and legal status of patents. Common bibliographic items include application number, filing date, invention title, applicant, inventor, abstract, drawings, and so on. Such data facilitates patent retrieval, inquiry, analysis and management. (Update frequency: twice a week)

This dataset includes bibliographic data of Chinese invention applications, granted invention patents, utility model patents, and design patents.