Granted Patent
Utility
US 5,692,087 · App. 08/403,044
Optical fiber with low OH impurity and communication system using the optical fiber
Inventors:
Fred P. Partus, Gordon Albert Thomas, Robert M. Atkins, James W. Fleming
Patented Case
View Patent ↗
Granted: Nov 25, 1997
Filed: Mar 13, 1995
Inventors
Fred P. Partus
Gordon Albert Thomas
Robert M. Atkins
James W. Fleming
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.