Granted Patent
Utility
US 6,069,890 · App. 08/670,908
Internet telephone service
Inventors:
Patrick E. White, Robert D. Farris
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Jun 26, 1996
Inventors
Patrick E. White
Robert D. Farris
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.