Happi Staff02.03.20
US Patent No. 10,470,993 B2 (Liang Hong, Linfeng Wu); The University of Tennessee Research Foundation, Knoxville, TN, has patented a composition for remineralizing teeth. It is comprised of a remineralizing agent consisting of a first set of chitosan microspheres (containing chitosan and calcium), a second set of chitosan microspheres consisting of chitosan and phosphate, and arginine.