Granted Patent
Utility
US 5,993,785 · App. 08/933,481
Mouthwash compositions
Inventors:
Erling Johansen, Thor Wiggo Olsen, Athena Papas
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Sep 18, 1997
Inventors
Erling Johansen
Thor Wiggo Olsen
Athena Papas
Assignees (at issue)
Erling Johansen
Thor Olsen
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.