U.S. federal trademark · Serial No. 71285291 · Reg. No. 0273144
CLEAR VISCOUS SOLUTIONS OR RESINS CONSISTING ESSENTIALLY OF AROMATIC SULPHONAMIDE REACTION PRODUCTS USED ALONE OR IN COMBINATION WITH OTHER MATERIALS TO FORM FILMS, THREADS, ARTIFICIAL SILK, LAMINATED GLASS, BINDING COMPOSITIONS, LACQUERS, VARNISHES, AND NATURAL-RESIN SUBSTITUTES
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