专利的保护期限是多少？-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	专利的保护期限是多少？
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。中国《专利法》规定"发明专利权的期限为二十年，实用新型专利权，外观设计专利权的期限为十年，均自申请日起计算"。法律依据：《中华人民共和国专利法》第十一条发明和实用新型专利权被授予后，除本法另有规定的以外，任何单位或者个人未经专利权人许可，都不得实施其专利，即不得为生产经营目的制造、使用、许诺销售、销售、进口其专利产品，或者使用其专利方法以及使用、许诺销售、销售、进口依照该专利方法直接获得的产品。
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