Granted Patent
Utility
US 5,896,617 · App. 08/741,746
Water extraction cleaning machine with nesting tank assembly
Inventors:
Timothy E. Kasen, Stephen J. Simpson, Charles A. Reed, Jr., Luke E. Kelly
Patented Case
View Patent ↗
Granted: Apr 27, 1999
Filed: Nov 5, 1996
Inventors
Timothy E. Kasen
Stephen J. Simpson
Charles A. Reed, Jr.
Luke E. Kelly
Assignee (at issue)
BISSELL Inc.
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.