Granted Patent
Utility
US 6,457,080 · App. 09/154,342
Virtual bearer high-speed communication channel-to-device interface
Inventors:
Frederick A. Sherman, Ranga R. Dendi, Robert Gary Leonard, Daniel Hutton, Joseph A. Scivicque
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: Sep 16, 1998
Inventors
Frederick A. Sherman
Ranga R. Dendi
Robert Gary Leonard
Daniel Hutton
Joseph A. Scivicque
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.