ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,208, issued on Feb. 24, was assigned to 3D GLOBAL BIOTECH INC. (New Taipei City, Taiwan).
"Method of preparing a medicament delivery tooth covering" was invented by Keng-Liang Ou (New Taipei City, Taiwan), Chao-Hsuan Chen (Taipei City, Taiwan), Chih-Hua Yu (Hualien County, Taiwan), Yu-Hao Chan (Taipei City, Taiwan) and Wei-Jen Cheng (New Taipei City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A medicament delivery tooth covering is provided. The medicament delivery tooth covering includes a tooth covering and a carrier layer. The tooth covering has at least one attachment surface that covers a surface of teeth of a user. The carrier layer...