发明专利怎么查询发明专利号-知识产权纠纷法律援助-法律咨询免费平台-国际律师联盟

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问题	发明专利怎么查询发明专利号
释义	1、可以去国家专利局网站查询。 2、在查询栏中输入专利号，查询专利的法律状态，就可看到专利处于什么状态。 3、实用新型和外观专利只有在授权后才能查得到。发明专利如果能找到授权说明说就是授权了，只有公开说明书，则没有授权。 4、专利号是在授予专利权时给出的编号，是文献号的一种。文献号是各工业产权局在公布专利文献(包括公开出版和仅提供阅览复制)时编制的序号。专利号是指专利申请人获得专利权后，国家知识产权局颁发的专利证书上专利号为：ZL(专利的首字母)+申请号。
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