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:
Dec. 03, 1996
Filed:
Aug. 03, 1994
Applicant:
Inventors:
Eckhard Neufeld, Limburgerhof, DE;
Barbel Arnold-Mauer, Kallstadt, DE;
Jurgen Hofmann, Ludwigshafen, DE;
Thomas Heitz, Dannstadt-Schauernheim, DE;
Christoph Sachsenweger, Obrigheim, DE;
Petra Wieland, Worms, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528125 ; 528126 ; 528128 ; 528219 ; 526 65 ; 526 66 ;
Abstract
For the preparation of polyarylene ether ketones by Friedel-Crafts polycondensation, a reaction mixture consisting of