U.S. federal trademark · Serial No. 78932032 · Reg. No. 3342096
Indicating membership in a(n) non-profit organization that administers a uniform rating and labeling system for windows, doors, curtain walls and skylights and whose members may include manufacturers of windows, doors, skylights, attachment products and other fenestration products, trade organizations, federal, state and local energy offices, research and higher education organizations, utilities, specifiers, testing laboratories, energy consultants, architects, public interest groups and consumer associations
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