Granted Patent
Utility
US 4,732,783 · App. 06/937,349
Organic nonlinear optical media
Inventors:
Eui W. Choe, Garo Khanarian, Anthony F. Garito
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Dec 3, 1986
Inventors
Eui W. Choe
Garo Khanarian
Anthony F. Garito
Assignee (at issue)
Hoechst Celanese Corporation
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.