Granted Patent
Utility
US 5,832,741 · App. 08/732,739
Filter/drier for reversible heat pump system
Inventors:
Wayne K. Hutchison, William N. Eybergen
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Oct 18, 1996
Inventors
Wayne K. Hutchison
William N. Eybergen
Assignee (at issue)
Eaton Corporation
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.