Granted Patent
Utility
US 5,802,157 · App. 08/749,901
Method and apparatus for controlling outgoing calls on a telephone line
Inventors:
Gail L. Clarke, Karen Siegel-Jacobs, Lorraine M. Vienneau, Robert J. Cuthbertson
Patented Case
View Patent ↗
Granted: Sep 1, 1998
Filed: Nov 13, 1996
Inventors
Gail L. Clarke
Karen Siegel-Jacobs
Lorraine M. Vienneau
Robert J. Cuthbertson
Assignee (at issue)
US West 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.