Granted Patent
Utility
US 5,544,237 · App. 08/362,678
Automatic conference initiation upon all telephones for the conference being idle
Inventors:
Bruce M. Bales, Stephen M. Thieler
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Dec 22, 1994
Inventors
Bruce M. Bales
Stephen M. Thieler
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.