The Law Dictionary

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CERTIFICATION MARK Definition & Legal Meaning

Definition & Citations:

Symbol a certifying authority issues as an certification to be used in plain sight on certain goods produced by a party other than the owner of the symbol. For example, Underwriters’ Laboratories (UL) produces no goods but allows a firm to use its mark (‘UL’) on tested products that comply to UL standards, after UL conducts prescribed safety tests on the firm’s products.


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