Granted Patent
Utility
US 5,729,370 · App. 08/605,429
Method for upgrading a communications network
Inventors:
Lawrence Bernstein, Brent E. Coy
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Feb 22, 1996
Inventors
Lawrence Bernstein
Brent E. Coy
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.