Granted Patent
Utility
US 4,851,270 · App. 07/015,759
Inorganic-organic composite compositons exhibiting nonlinear optical response
Inventors:
Tessie M. Che, Dagobert E. Stuetz, Alan Buckley, Donald R. Ulrich
Patented Case
View Patent ↗
Granted: Jul 25, 1989
Filed: Apr 17, 1987
Inventors
Tessie M. Che
Dagobert E. Stuetz
Alan Buckley
Donald R. Ulrich
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.