在商标领域,销售者可以依据合法来源抗辩从而免于承担侵权赔偿责任,但关于合法来源的主观要件“不知道”还存在争议。文章结合《商标法》对“不知道”规定的立法变迁,从多角度分析提出“不知道”含义是指实际不知道且不应当知道,同时通过检索相关案例,结合理论提出认定主观“不知道”的标准,以完善销售者合法来源抗辩理论。 In the field of trademarks, sellers can defend themselves against liability for infringement on the basis of legitimate sources, but there is still controversy about the subjective element of “legitimate” sources. Combining with the change of legislation stipulated by the “Trademark Law” on “do not know ”, the author suggests that the meaning of “do not know ” is not known actually and should not be known from multiple perspectives. At the same time, Subjective “do not know ” standard, in order to improve the legitimate sources of sellers defensive theory.