Granted Patent
Utility
US 4,870,641 · App. 07/175,239
Multichannel bandwidth allocation
Inventor:
Achille Pattavina
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Mar 30, 1988
Inventor
Achille Pattavina
Assignee (at issue)
Bell Communications Research, Inc.
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.