Granted Patent
Utility
US 4,632,358 · App. 06/734,936
Automotive air conditioning system including electrically operated expansion valve
Inventors:
Charles D. Orth, Robert J. Torrence
Patented Case
View Patent ↗
Granted: Dec 30, 1986
Filed: May 16, 1985
Inventors
Charles D. Orth
Robert J. Torrence
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.