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:
Oct. 24, 2000
Filed:
Sep. 03, 1998
Applicant:
Inventors:
Jimmy Dan Earls, Lake Jackson, TX (US);
Bruce L Burton, Lake Jackson, TX (US);
Brenda Thies Colegrove, Lake Jackson, TX (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
528353 ; 528125 ; 528128 ; 528171 ; 528172 ; 528173 ; 528174 ; 528176 ; 528183 ; 528185 ; 528188 ; 528220 ; 528229 ; 528350 ; 4284111 ; 264 451 ; 264 464 ; 264510 ; 264516 ; 549243 ; 549244 ;
Abstract
A compound of the formula: ##STR1## wherein Ar.sup.1 is the backbone of any aromatic diamine moiety other than 3,4'-oxydianiline and W independently in each occurrence is a bond or a radical selected from the group consisting of: ##STR2##