Granted Patent
Utility
US 5,381,507 · App. 08/154,804
Optical article containing a polymer that exhibits nonlinear second order polarization susceptibility
Inventors:
Douglas R. Robello, Edward Joseph Urankar, Craig S. Willand
Patented Case
View Patent ↗
Granted: Jan 10, 1995
Filed: Nov 18, 1993
Inventors
Douglas R. Robello
Edward Joseph Urankar
Craig S. Willand
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.