Granted Patent
Utility
US 5,427,768 · App. 08/081,476
Carbonated solutions for treating, mineralizing and fluoridating calcified tissues and methods for their use
Inventor:
Ming-Sheng Tung
Patented Case
View Patent ↗
Granted: Jun 27, 1995
Filed: Jun 23, 1993
Inventor
Ming-Sheng Tung
Assignee (at issue)
American Dental Association Health Foundation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.