专利权在其期限届满日当天有效还是无效？？-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	专利权在其期限届满日当天有效还是无效？？
释义	专利权在其期限届满日当天有效还是无效？？有效。《中华人民共和国专利法》对其有相应的规定：第四十二条发明专利权的期限为二十年，实用新型专利权和外观设计专利权的期限为十年，均自申请日起计算。专利权人应当自被授予专利权的当年开始缴纳年费。自国务院专利行政部门公告授予专利权之日起，任何单位或者个人认为该专利权的授予不符合本法有关规定的，可以请求专利复审委员会宣告该专利权无效。这样说理解吗？该内容由杨振军律师和律说律答共创回答
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