Granted Patent
Utility
US 5,377,261 · App. 07/878,085
Apparatus and method for accessing both local and network-based features at a telephone terminal
Inventors:
Kimberly A. Baals, Edward W. Boakes, Kathleen J. Chylinski, Darren A. Kall, Gary C. Smith
Patented Case
View Patent ↗
Granted: Dec 27, 1994
Filed: May 4, 1992
Inventors
Kimberly A. Baals
Edward W. Boakes
Kathleen J. Chylinski
Darren A. Kall
Gary C. Smith
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.