Granted Patent
Utility
US 4,763,356 · App. 06/940,408
Touch screen form entry system
Inventors:
Benjamin Wilson Day, Jr., Alexander C. Gillon, Raoul A. LeConte
Patented Case
View Patent ↗
Granted: Aug 9, 1988
Filed: Dec 11, 1986
Inventors
Benjamin Wilson Day, Jr.
Alexander C. Gillon
Raoul A. LeConte
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.