Granted Patent
Utility
US 5,179,780 · App. 07/791,302
Universal seamless receiver-dehydrator assembly for an automotive air conditioning system
Inventors:
Douglas C. Wintersteen, Lynn R. Hamilton, Donald E. Mikesell, Gerald R. Sheets
Patented Case
View Patent ↗
Granted: Jan 19, 1993
Filed: Nov 12, 1991
Inventors
Douglas C. Wintersteen
Lynn R. Hamilton
Donald E. Mikesell
Gerald R. Sheets
Assignee (at issue)
General Motors LLC
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.