Granted Patent
Utility
US 5,667,045 · App. 08/532,226
Continuously variable fan drive clutch arrangement
Inventor:
Gordon F. Cummings, III
Patented Case
View Patent ↗
Granted: Sep 16, 1997
Filed: Sep 19, 1995
Inventor
Gordon F. Cummings, III
Assignee (at issue)
Rockford Powertrain, 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.