Granted Patent
Utility
US 5,867,653 · App. 08/633,261
Method and apparatus for multi-cast based video conferencing
Inventors:
Caglan M. Aras, Roch Guerin, Gerald Lebizay, Raif O. Onvural, Gary R. Shippy, Ling-Ching W. Tai
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: Apr 18, 1996
Inventors
Caglan M. Aras
Roch Guerin
Gerald Lebizay
Raif O. Onvural
Gary R. Shippy
Ling-Ching W. Tai
Assignee (at issue)
International Business Machines Corporation
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.