Granted Patent
Utility
US 4,782,521 · App. 07/118,361
Communication terminal call reminder with automatic dialing
Inventors:
Richard A. Bartlett, Timothy A. Cole, Esther L. Davenport
Patented Case
View Patent ↗
Granted: Nov 1, 1988
Filed: Nov 6, 1987
Inventors
Richard A. Bartlett
Timothy A. Cole
Esther L. Davenport
Assignee (at issue)
AT&T Information Systems American Telephone and Telegraph Company
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.