Granted Patent
Utility
US 5,987,200 · App. 08/957,953
Device for tuning wavelength response of an optical fiber grating
Inventors:
Debra Anne Fleming, Sungho Jin, David W. Johnson, Jr., Paul J. Lemaire, Thomas H. Tiefel
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Oct 27, 1997
Inventors
Debra Anne Fleming
Sungho Jin
David W. Johnson, Jr.
Paul J. Lemaire
Thomas H. Tiefel
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.