U.S. federal trademark · Serial No. 74648604 · Reg. No. 2008146
clays for use in bulding and construction materials; calcined clays for use in building and construction materials; processed clay minerals for use in building and construction materials; chemicals for use as cement preservatives and waterproofing preparations; chemicals for the reduction and/or prevention of efflorescence and degradation of concretes and cements; and calcined clays for use as additives in concrete compositions
non-metallic building materials, namely, concretes, cements, and cement coatings
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