Granted Patent
Utility
US 6,239,903 · App. 09/558,300
Nonlinear fiber amplifiers for a 1430-1530nm low-loss window in optical fibers
Inventors:
Mohammed N. Islam, Hayden Henry Harris
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Apr 25, 2000
Inventors
Mohammed N. Islam
Hayden Henry Harris
Assignees (at issue)
Xtera Communications, Inc.
THE REGENTS OF THE UNIVERSITY OF MICHIGAN
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.