Granted Patent
Utility
US 6,775,650 · App. 09/509,146
Method for conditioning a digital speech signal
Inventors:
Philip Lockwood, Stéphane Lubiarz
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Jun 2, 2000
Inventors
Philip Lockwood
Stéphane Lubiarz
Assignee (at issue)
Matra Nortel Communications
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.