Granted Patent
Utility
US 5,497,414 · App. 08/237,987
Telephone system processing of designated caller ID private calls
Inventor:
Dale L. Bartholomew
Patented Case
View Patent ↗
Granted: Mar 5, 1996
Filed: May 4, 1994
Inventor
Dale L. Bartholomew
Assignee (at issue)
Bell Atlantic Network Services
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.