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【单选题】
王某和李某将共同拥有的一项专利权独占实施许可给宋某，赵某侵犯了该专利权。下列说法哪个是正确的？（）
A.
未经宋某同意，王某和李某不得共同请求管理专利工作的部门处理该侵权纠纷
B.
未经李某和王某同意，宋某不得请求管理专利工作的部门处理该侵权纠纷
C.
王某、李某和宋某可以共同请求管理专利工作的部门处理该侵权纠纷
D.
只有在李某和王某不请求的情况下，宋某才可以请求管理专利工作的部门处理该侵权纠纷
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参考解析：
刷刷题刷刷变学霸
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【单选题】The old idea that child prodigies(神童)'burn themselves' or 'overtax their brains' in the early years, therefore, are prey to failure and (at worst)mental illness is just a myth．As a matter of fact, the...
A.
how many gifted children turned successful when they grew up.
B.
that bright children were unlikely to physically and mentally healthy.
C.
that gifted children were most likely to become bright grown-ups.
D.
that when the bright children grew up, they would become ordinary.
【单选题】王某和刘某就王某所享有的一项专利权的转让订立了书面合同，该专利权转让何时生效( )
A.
合同签订时生效
B.
当事人意思表示一致时生效
C.
经国务院专利行政部门登记和公告后方能生效
D.
刘某实际掌握该项专利权时生效