Granted Patent
Utility
US 5,356,183 · App. 08/037,165
Coupling with rotating retaining ring having cam surfaces
Inventor:
John Cole
Patented Case
View Patent ↗
Granted: Oct 18, 1994
Filed: Mar 26, 1993
Inventor
John Cole
Assignee (at issue)
Smiths Industries Public Limited Company
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.