Granted Patent
Utility
US 5,897,671 · App. 08/965,812
System and method for washing machine cycle identification and chemical dosing identification
Inventors:
Steven S. Newman, Michael A. Steed, Robert G. Cords
Patented Case
View Patent ↗
Granted: Apr 27, 1999
Filed: Nov 7, 1997
Inventors
Steven S. Newman
Michael A. Steed
Robert G. Cords
Assignee (at issue)
Diversey Lever, 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.