Granted Patent
Utility
US 6,714,647 · App. 09/409,288
Network interface unit with subscriber line daughter boards
Inventors:
Douglas Lewis Cowan, Jason A. Kay, David S. Kerr, Ronald Marchisin, Ivan Pawlenko
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Sep 30, 1999
Inventors
Douglas Lewis Cowan
Jason A. Kay
David S. Kerr
Ronald Marchisin
Ivan Pawlenko
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.