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欧洲专利局专利库

欧洲专利局专利库. 检索指南. 选择检索方法. 1. 快速检索. lenses and frames. 命中记录的简单信息. 改选数据库. lenses and frames. 2. 高级检索. 改变检索条件. 3. 号码检索. 勾选加入“ 我的专利列表 ”. 4. 分类检索 : 9 大类供选择. 可逐层选择所需子类 ; 也可以. 勾选所需子类. 点击 , 即粘贴至分类检索框. handset keypad. 检索结果的处理. 勾选加入“ 我的专利列表 ”. 查看、处理检索结果. 单击专利名称查看详细信息.

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欧洲专利局专利库

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