Granted Patent
Utility
US 4,903,809 · App. 07/319,821
Reversible clutch release bearing assembly
Inventors:
Daniel F. Kiblawi, Eugene A. Wolbers, Thomas M. Frusti
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Mar 3, 1989
Inventors
Daniel F. Kiblawi
Eugene A. Wolbers
Thomas M. Frusti
Assignee (at issue)
Federal-Mogul 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.