Granted Patent
Utility
US 6,131,703 · App. 09/198,103
Safety device for a cable hoist
Inventor:
Frank Vernon Gates
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Nov 12, 1998
Inventor
Frank Vernon Gates
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.