Granted Patent
Utility
US 6,201,620 · App. 09/047,047
Test method for a network element of an optical communication system and network element therefor with test module
Inventor:
Jürgen Anhorn
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Mar 24, 1998
Inventor
Jürgen Anhorn
Assignee (at issue)
ALCATEL
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.