U.S. federal trademark · Serial No. 78917422 · Reg. No. 1507649
Chemical products for the purification of water, namely, tablets for dissolving in water to kill organisms that cause diarrhea, thereby making the water safe for drinking, for brushing teeth, and for the preparation and cooking of food and beverages, for use in developing countries and emergency situations and specifically excluding chemicals for use in swimming pools and spas
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