Granted Patent
Utility
US 6,594,232 · App. 09/324,244
Transmitter-based path protection switching in a ring network
Inventor:
Jean-Lou Dupont
Patented Case
View Patent ↗
Granted: Jul 15, 2003
Filed: Jun 2, 1999
Inventor
Jean-Lou Dupont
Assignee (at issue)
Marconi Communications GmbH
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.