Granted Patent
Utility
US 4,457,469 · App. 06/431,972
Coupling nut for an electrical connector
Inventor:
Lloyd G. Ratchford
Patented Case
View Patent ↗
Granted: Jul 3, 1984
Filed: Sep 30, 1982
Inventor
Lloyd G. Ratchford
Assignee (at issue)
Bendix 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.