Granted Patent
Utility
US 4,999,929 · App. 07/359,845
Automatic hand-sanitizing system
Inventor:
Virgil R. Dutton
Patented Case
View Patent ↗
Granted: Mar 19, 1991
Filed: May 31, 1989
Inventor
Virgil R. Dutton
Assignee (at issue)
CoreMedia GmbH
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.