Granted Patent
Utility
US 6,330,328 · App. 09/145,780
Modular digital telephone system and method including an universal telephony shelf
Inventors:
Stephen Weir, Leonid Shvarzberg, Stephen Bellato, David Hochman, Terry Svetz, Herman Vis, John Henel, Shad Muegge
Patented Case
View Patent ↗
Granted: Dec 11, 2001
Filed: Aug 28, 1998
Inventors
Stephen Weir
Leonid Shvarzberg
Stephen Bellato
David Hochman
Terry Svetz
Herman Vis
John Henel
Shad Muegge
Assignee (at issue)
Teltronics, 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.