Granted Patent
Utility
US 6,546,007 · App. 09/283,347
Time-slot interchanger that controls both time-slot access and signal-processing features
Inventor:
Norman W. Petty
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Mar 31, 1999
Inventor
Norman W. Petty
Assignee (at issue)
Avaya Technology LLC
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.