Granted Patent
Utility
US 5,809,114 · App. 08/911,849
Anonymous interactive telephone system
Inventors:
Merrill Solomon, John Kimball, Dana L. Goldstein
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Aug 15, 1997
Inventors
Merrill Solomon
John Kimball
Dana L. Goldstein
Assignee (at issue)
The Telephone Connection
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.