U.S. federal trademark · Serial No. 71305159 · Reg. No. 468236
SILICA GELS, BEING POROUS SILICEOUS MATERIALS FOR THE ABSORPTION OF CHEMICAL PRODUCTS OR DYESTUFFS OR COLOURING MATTERS AND THE LIKE FROM LIQUIDS OR GASES AND FOR THE ABSORPTION AND RECOVERY OF VAPOURS OF ORGANIC COMPOUNDS OR OF WATER FROM GASES
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