Granted Patent
Utility
US 5,878,032 · App. 08/965,930
Delay monitoring of telecommunication networks
Inventors:
Beata Mirek, Darren Frederick Toop
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Nov 7, 1997
Inventors
Beata Mirek
Darren Frederick Toop
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.