Granted Patent
Utility
US 6,479,037 · App. 09/385,296
Chlorine dioxide tooth whitening compositions
Inventor:
R. Eric Montgomery
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Aug 30, 1999
Inventor
R. Eric Montgomery
Assignee (at issue)
Idex Dental Sciences, Inc.
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.