Granted Patent
Utility
US 5,746,658 · App. 08/626,729
Anti-rotation retainer for universal joint
Inventors:
James A. Duggan, Ray A. Gall
Patented Case
View Patent ↗
Granted: May 5, 1998
Filed: Apr 1, 1996
Inventors
James A. Duggan
Ray A. Gall
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.