Granted Patent
Utility
US 5,247,347 · App. 07/766,535
PSTN architecture for video-on-demand services
Inventors:
Larry A. Litteral, Jeffrey B. Gold, Donald C. Klika, Jr., Daniel B. Konkle, Carl D. Coddington, James M. McHenry, Arthur A. Richard, III
Patented Case
View Patent ↗
Granted: Sep 21, 1993
Filed: Sep 27, 1991
Inventors
Larry A. Litteral
Jeffrey B. Gold
Donald C. Klika, Jr.
Daniel B. Konkle
Carl D. Coddington
James M. McHenry
Arthur A. Richard, III
Assignee (at issue)
Bell Atlantic Network Services
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.