Granted Patent
Utility
US 6,387,352 · App. 09/350,965
Mouthwash compositions
Inventors:
Erling Johansen, Thor Wiggo Olsen, Athena Papas
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Jul 9, 1999
Inventors
Erling Johansen
Thor Wiggo Olsen
Athena Papas
Assignee (at issue)
Erling Johansen
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.