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:
Nov. 08, 1988
Filed:
Mar. 30, 1987
Applicant:
Inventor:
Eui W Choe, Randolph, NJ (US);
Assignee:
Hochst Celanese Corporation, Somerville, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ; H03F / ; G03G / ;
U.S. Cl.
CPC ...
350356 ; 252600 ; 252582 ; 307425 ; 372 21 ; 372 26 ;
Abstract
This invention provides novel polymers which are characterized by a recurring structural unit that contains a pendant quinoid structure and that exhibits nonlinear optical response and are useful in devices such as those used in laser modulation and deflection, frequency conversion, optical communications, integrated circuit fabrication, light valves, and optical switches. The following structure is illustrative of an invention polymer: ##STR1## where m is an integer of at least 3.