Enforcement Rules of the Trademark Act Article 29
An applicant, who claims that the trademark has been used by him/her and has become, in trade, a sign capable of distinguishing his/her goods or services as prescribed in Paragraph 2 of Article 29 of the Act, shall furnish proof thereof.
中文原文 商標法施行細則第29條
商標註冊申請人主張有本法第二十九條第二項規定，在交易上已成為申請人商品或服務之識別標識者，應提出相關事證證明之。