Granted Patent
Utility
US 6,490,065 · App. 09/010,334
Optical transmission system
Inventors:
Kalman Szechenyi, Albrecht Schaffert
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Jan 21, 1998
Inventors
Kalman Szechenyi
Albrecht Schaffert
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.