Granted Patent
Utility
US 5,473,792 · App. 08/368,619
Steam cleaning machine
Inventors:
Jerry R. Kent, John Kozul, Edwin Fitzwater
Patented Case
View Patent ↗
Granted: Dec 12, 1995
Filed: Jan 4, 1995
Inventors
Jerry R. Kent
John Kozul
Edwin Fitzwater
Assignee (at issue)
Rug Doctor, L.P.
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.