Granted Patent
Utility
US 6,229,819 · App. 08/967,339
Advanced intelligent network gateway
Inventors:
Timothy Darland, Robert Frank Dickerman, Christopher P. Tofanelli
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Oct 21, 1997
Inventors
Timothy Darland
Robert Frank Dickerman
Christopher P. Tofanelli
Assignee (at issue)
MCI Communications 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.