Granted Patent
Utility
US 5,417,613 · App. 08/163,323
Bearing cup retainer for universal joint
Inventor:
Albert Aiken
Patented Case
View Patent ↗
Granted: May 23, 1995
Filed: Dec 6, 1993
Inventor
Albert Aiken
Assignee (at issue)
DANA LIMITED
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.