Granted Patent
Utility
US 5,751,789 · App. 08/557,396
SNID with wireless backup
Inventors:
Robert D. Farris, Richard G. Backus
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Nov 13, 1995
Inventors
Robert D. Farris
Richard G. Backus
Assignee (at issue)
Bell Atlantic Network Services
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.