Granted Patent
Utility
US 5,450,468 · App. 08/055,425
Method of rapidly assessing damage to outside loop plant
Inventor:
William Bushnell
Patented Case
View Patent ↗
Granted: Sep 12, 1995
Filed: Apr 29, 1993
Inventor
William Bushnell
Assignee (at issue)
AT&T CORP.
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.