Granted Patent
Utility
US 5,812,657 · App. 08/712,479
Telephone number data input methods and apparatus
Inventors:
Craig L. Reding, Suzi Levas
Patented Case
View Patent ↗
Granted: Sep 22, 1998
Filed: Sep 5, 1996
Inventors
Craig L. Reding
Suzi Levas
Assignee (at issue)
NYNEX SCIENCE AND TECHNOLOGY, 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.