The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 08, 1991
Filed:
Apr. 04, 1989
Applicant:
Inventors:
Eui W Choe, Randolph, NJ (US);
Alan Buckley, Berkeley Height, NJ (US);
Dagobert E Stuetz, Watchung, NJ (US);
Anthony F Garito, Radnor, PA (US);
Assignee:
Hoechst Celanese Corp., Somerville, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G02F / ; H01S / ;
U.S. Cl.
CPC ...
252600 ; 372 21 ; 307425 ; 350311 ; 350353 ; 350362 ; 252582 ; 252583 ; 252587 ; 558388 ;
Abstract
In one embodiment this invention provides a high performance nonlinear optical medium which comprises a transparent organic polymer film containing an array of charge asymmetric molecules such as 13,13-diamino-14,14-dicyanodiphenoquinodimethane: ##STR1##