Granted Patent
Utility
US 5,426,460 · App. 08/169,562
Virtual multimedia service for mass market connectivity
Inventors:
Richard Henry Erving, Irwin Gerszberg, Daniel Rosen, Robert E. Schroeder
Patented Case
View Patent ↗
Granted: Jun 20, 1995
Filed: Dec 17, 1993
Inventors
Richard Henry Erving
Irwin Gerszberg
Daniel Rosen
Robert E. Schroeder
Assignee (at issue)
AT&T CORP.
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.