国内外专利信息检索

The Patent Information Retrieval at Home and Abroad

Internet上有着丰富的专利信息资源,很多站点都提供免费的专利信息检索服务。通过这些站点,可以了解各国的专利机构和专利分类,查阅专利公告,检索专利信息甚至可以下载整个专利文件,了解最新最全的专利信息。

There are abundant patent information resources on Internet and many web sites can provide free patent information retrieval. By visiting those web sites, users may know the patent institutions and classification in different countries, look up patent announcement, retrieval patent information, and even download the whole patent document to find out the latest and most complete patent information.