ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,472,421, issued on Nov. 18, was assigned to DENTEK ORAL CARE INC. (Tarrytown, N.Y.).
"Dental guard and tray and method of forming such" was invented by Josef V. Knutzen (Allendale, N.J.), Joseph R. Martone (Bristol, Conn.) and Frank M. Lesniak (Media, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dental guard and tray, includes a thermoplastic dental guard, and a generally rigid tray fittingly receiving the dental guard during heating and fitting of the dental guard to teeth of the user. The dental guard includes a pair of bite pads positionable below rear teeth of the user and a connection band that connects between the bite pads and is position...