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. 05, 1996
Filed:
Apr. 05, 1995
Applicant:
Inventors:
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528310 ; 528183 ; 528184 ; 528190 ; 528191 ; 5283291 ; 528331 ; 528340 ; 528344 ; 428395 ; 428396 ; 4284744 ; 26421112 ; 26421117 ;
Abstract
Aromatic copolyamides, production thereof, formed structures and production thereof Described are aromatic copolyamides comprising the structural repeat units of the formulae I, II and III ##STR1## where Ar.sup.1, Ar.sup.2, Ar.sup.3 and Ar.sup.4 are independently of one another bivalent aromatic radicals whose valence bonds are disposed para or comparably coaxial or parallel to each other,