5154

Good Luck To You!

查专利用什么网站?哪个平台最便捷准确?

查专利常用的网站有:,**中国及多国专利审查信息查询**:cpquery.cnipa.gov.cn/,**知嘟嘟**:iprdb.com/,**世界知识产权组织**:patentscope2.wipo.int/zh/search,**美国USPTO**:uspto.gov/patents,**欧盟EPO**:epo.org/index.html,**谷歌专利**:patents.google.com/。
<< 1 >>

Powered By Z-BlogPHP 1.7.3

Copyright Your WebSite.Some Rights Reserved.