Granted Patent
Utility
US 5,533,115 · App. 08/334,120
Network-based telephone system providing coordinated voice and data delivery
Inventors:
Steven A. Hollenbach, Michael Martin, Thomas S. Novak, Robert S. Warznak
Patented Case
View Patent ↗
Granted: Jul 2, 1996
Filed: Nov 4, 1994
Inventors
Steven A. Hollenbach
Michael Martin
Thomas S. Novak
Robert S. Warznak
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.