Patent 6986883 was granted and assigned to Discus Dental on January, 2006 by the United States Patent and Trademark Office.
A two-component tooth whitening system which incorporates an increased peroxide content, wherein the components are adapted to be mixed and applied to the teeth from a dental bleaching tray is provided. A first component includes both carbamide peroxide and hydrogen peroxide and a second component comprises an orally compatible activator gel.