国际专利保护期限是多少-法律综合法律援助-法律咨询免费平台-国际律师联盟

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问题	国际专利保护期限是多少
释义	法律分析：专利保护期限是指专利被授予权利后，得到专利保护的时间期限。各国专利保护期限都有所不同，我国专利保护期限为二十年。法律依据：《中华人民共和国专利法》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。
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