ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,765,969, issued on Oct. 20.
"Dental retainer" was invented by James J. Hilgers (Bonsall, Calif.) and Shannon L. Nissen (Bonsall, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention is directed to a dental retainer. The dental retainer may comprise a retainer wire, a left bracket (or receptacle) and a right bracket (or receptacle) placed on the lower lingual side of the lower incisor teeth. The dental wire may be adapted to hold the lower teeth of a patient in place after the patient has undergone a procedure to realign the teeth. The lingual side if the left bracket may be adapted to couple to the lingual side of the bracket on l...