Intute Jisc

要论专利查询检索与分析，首选当然是国家知识产权局的专利检索与分析系统，其他一切中文专利搜索服务都是基于该系统的数据而来。这是集专利检索与专利分析于一身的综合性专利服务系统，此外还提供了丰富的接口服务和工具性功能。国家知识产权局的专利检索系统中，可以进行查新检索、侵权检索、产品出口前检索等操作，还可以通过多种检索辅助工具和浏览辅助工具，辅助构建检索式、完善检索思路，快速定位专利的核心技术，挖掘技术背后的信息。专利分析子系统提供了管理分析库、申请人分析、发明人分析、区域分析、技术领域分析、中国专项分析、高级分析、管理分析结果八大功能模块工具集，可全面地在海量专利数据中分析出潜在的信息关系和完整的专利情报链。

为公众提供现行有效的行政法规以及历次修订文本的查阅、检索和下载服务 中国政府网_中央人民政府门户网站

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