Granted Patent
Utility
US 5,481,297 · App. 08/201,871
Multipoint digital video communication system
Inventors:
Glenn L. Cash, Mehmet Reha Civanlar, Robert D. Gaglianello, Donald B. Swicker
Patented Case
View Patent ↗
Granted: Jan 2, 1996
Filed: Feb 25, 1994
Inventors
Glenn L. Cash
Mehmet Reha Civanlar
Robert D. Gaglianello
Donald B. Swicker
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.