Granted Patent
Utility
US 5,365,664 · App. 08/081,780
Method of making aluminum alloy bearing
Inventor:
Warren Whitney
Patented Case
View Patent ↗
Granted: Nov 22, 1994
Filed: Jun 22, 1993
Inventor
Warren Whitney
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.