Granted Patent
Utility
US 6,144,789 · App. 09/318,011
Temperature compensating device for fiber gratings and a package therefor
Inventors:
Jon W. Engelberth, David J. Kudelko, Paul J. Lemaire, Paul M. Rominski, John D. Weld
Patented Case
View Patent ↗
Granted: Nov 7, 2000
Filed: May 25, 1999
Inventors
Jon W. Engelberth
David J. Kudelko
Paul J. Lemaire
Paul M. Rominski
John D. Weld
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.