Granted Patent
Utility
US 6,556,540 · App. 09/321,137
System and method for non-intrusive measurement of service quality in a communications network
Inventors:
Ted N. Mawhinney, Richard A. Mundwiler
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: May 27, 1999
Inventors
Ted N. Mawhinney
Richard A. Mundwiler
Assignee (at issue)
PARADYNE CORPORATION
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.