Granted Patent
Utility
US 4,838,762 · App. 07/179,691
Fan body and rotor cup assembly
Inventors:
Jack W. Savage, Lloyd L. R. Kuck
Patented Case
View Patent ↗
Granted: Jun 13, 1989
Filed: Apr 11, 1988
Inventors
Jack W. Savage
Lloyd L. R. Kuck
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.