Granted Patent
Utility
US 6,824,934 · App. 09/952,200
One step laser fabrication of polymer wave-guided structures having varying width and height, and their application to pigtailing of optical fibers
Inventors:
Louay Eldada, James T. Yardley
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: Sep 14, 2001
Inventors
Louay Eldada
James T. Yardley
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND 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.