Granted Patent
Utility
US 5,677,950 · App. 08/771,888
Telephone with dial history access
Inventor:
Henry Tzvi Brendzel
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Dec 23, 1996
Inventor
Henry Tzvi Brendzel
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.