Granted Patent
Utility
US 5,694,549 · App. 08/205,195
Multi-provider on-line communications system
Inventors:
Richard K. Carlin, Joseph F. Frantz, II
Patented Case
View Patent ↗
Granted: Dec 2, 1997
Filed: Mar 3, 1994
Inventors
Richard K. Carlin
Joseph F. Frantz, II
Assignee (at issue)
Telescan Corporation
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.