Granted Patent
Utility
US 5,870,475 · App. 08/588,848
Facilitating secure communications in a distribution network
Inventors:
David Allan, Liam Casey, Adrian Jones
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Jan 19, 1996
Inventors
David Allan
Liam Casey
Adrian Jones
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.