Granted Patent
Utility
US 5,422,876 · App. 08/117,932
Out-of-band loopback control scheme
Inventor:
Andy Turudic
Patented Case
View Patent ↗
Granted: Jun 6, 1995
Filed: Sep 7, 1993
Inventor
Andy Turudic
Assignee (at issue)
Southwestern Bell Technology Resources, 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.