Granted Patent
Utility
US 6,646,994 · App. 09/471,685
System and method for controlling distortion in the POTS band in a dual POTS and discrete multi-tone communication system
Inventors:
Laurent Hendrichs, Hubert de Lassus
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Dec 23, 1999
Inventors
Laurent Hendrichs
Hubert de Lassus
Assignee (at issue)
GlobespanVirata, 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.