Granted Patent
Utility
US 6,359,906 · App. 09/028,540
Providing digital services to telephone subscribers
Inventors:
Peter John Dyke, Michael Philip Dyer, Peter Etter
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Feb 24, 1998
Inventors
Peter John Dyke
Michael Philip Dyer
Peter Etter
Assignee (at issue)
Nortel Networks Limited
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.