Granted Patent
Utility
US 6,337,357 · App. 09/493,153
Antimicrobial caries-detecting composition
Inventors:
Kyoko Fukunishi, Kenichi Hino
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Jan 28, 2000
Inventors
Kyoko Fukunishi
Kenichi Hino
Assignee (at issue)
KURARAY CO., LTD.
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.