【单选题】【消耗次数：1】
注册商标每次续展的有效期为（）年。
①
A.三
②
B.五
③
C.八
④
D.十
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相关题目
【单选题】
我国注册商标的有效期为
①
．10年，期满可以续展，每次10年，但连续续展得超过两次
②
．10年，期满后即终止
③
．20年，期满可以续展，每次20年，续展次数不限
④
．10年，期满可以续展，每次10年，续展次数不限
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我国商标法规定，注册商标的有效期限为10年，自（ ）计算。
①
A.注册商标申请人寄出申请书之日起
②
B.商标局收到申请书之日起
③
C.公告之日起
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D.核准注册之日起
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