U.S. federal trademark · Serial No. 79159041 · Reg. No. 4824454
Dyestuff; chemicals for use in further manufacturing and processing, namely, dye intermediates; chemicals, namely, sodium thiocyanate; 4,4'-dihydroxydiphenylsulfone; 4,4'-dichlorodiphenylsulfone; 2,4'-dihydroxydiphenylsulfone; 4-hydroxy-4-isoproxydiphenylsulfone
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