摘要： 未注册驰名商标属于驰名商标范畴，但在受法律保护方面与已注册驰名商标存在较大差异。保护未注册驰名商标具有正当性，符合商标权作为私权保护的立法意旨，体现了法律的公平正义精神，有利于制止不正当竞争行为。未注册驰名商标在理论和实践中有很多问题需要澄清，如未注册驰名商标能否因使用而获得商标权利。从立法层面看，未注册驰名商标受到了国际公约和很多国家商标立法的保护。我国法律对未注册驰名商标的保护经历了一个逐步完善的过程。在第三次修改《商标法》的过程中，应对未注册驰名商标保护做出修改和完善。

关键词: 驰名商标, 未注册驰名商标, 商誉, 商标法律保护

Abstract: Unregistered well-known trademarks belong to well-known trademarks, while big difference exists between unregistered well-known trademarks and registered well-known trademarks in the respect of legal protection. There is sufficient justification as to the legal protection for unregistered well-known trademarks, which is consistent with the legislative intent of the law for the protection of trademark rights as private rights, embodies the spirit of fairness and justice, and is also necessary for the prevention of unfair competition. In the theory and practice of unregistered well-known trademarks, many problems need to be clarified, such as whether unregistered well-known trademarks could be obtained as trademark rights due to use. From the legislative level, unregistered well-known trademarks are protected by international conventions and trademark legislation in many countries. In China, the protection of unregistered well-known trademarks has experienced a gradual improvement of the protection. In the process of the third amendment of the Trademark Law of China, the issue of unregistered well-known trademarks shall be provided and upgraded.

Key words: Well-known Trade Marks, Unregistered Well-known Trade Marks, Good-faith, Legal Protection of Trade Marks