Granted Patent
Utility
US 6,825,983 · App. 10/213,222
Optical element containing an interference fringe filter
Inventors:
Robert P. Bourdelais, Cathy Fleischer, James F. Elman, Cheryl J. Kaminsky
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: Aug 6, 2002
Inventors
Robert P. Bourdelais
Cathy Fleischer
James F. Elman
Cheryl J. Kaminsky
Assignee (at issue)
EASTMAN KODAK 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.