Granted Patent
Utility
US 6,233,319 · App. 09/001,204
Method and system for delivering messages to both live recipients and recording systems
Inventors:
Richard Vandervoort Cox, Bruce L. Hanson, Kenneth Mervin Huber, Candace Kamm, Lawrence R. Rabiner
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Dec 30, 1997
Inventors
Richard Vandervoort Cox
Bruce L. Hanson
Kenneth Mervin Huber
Candace Kamm
Lawrence R. Rabiner
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.