classification service, UL determines that a manufacturer has demonstrated the ability to produce a product complying with UL’s requirements with respect to one or more of the following: Specific risk, e.g., casualty [...] glass, and thousands of other products. There are multiple variations of marks for UL’s listing service, some of which are for use in the United States, others for use in Canada and still others for use [...] compliance with both Canadian and U.S. requirements. UL classified UL’s marks for our classification service appear on representative samples of products that UL has evaluated with respect to specific properties