Granted Patent
Utility
US 5,832,072 · App. 08/757,560
Communication network with hidden calling number capability
Inventor:
Moshe Rozenblit
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Nov 27, 1996
Inventor
Moshe Rozenblit
Assignee (at issue)
Bell Communications Research, 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.