Granted Patent
Utility
US 6,741,773 · App. 10/354,800
Wide-bandwidth chirped fiber bragg gratings with low delay ripple amplitude
Inventors:
James F. Brennan, III, Edward Hernadez, John A. Valenti, Pranay Sinha, Michael R. Matthews, Dale Elder, Gerald A. Beauchesne, Chad Byrd
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Jan 3, 2003
Inventors
James F. Brennan, III
Edward Hernadez
John A. Valenti
Pranay Sinha
Michael R. Matthews
Dale Elder
Gerald A. Beauchesne
Chad Byrd
Assignee (at issue)
3M INNOVATIVE PROPERTIES COMPANY
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.