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:
Jul. 08, 1986
Filed:
Oct. 09, 1984
Applicant:
Inventors:
Hans-Rudolf Dicke, Krefeld, DE;
Manfred Schmidt, Krefeld, DE;
Mark Witman, Pittsburgh, PA (US);
Aziz El-Sayed, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528173 ; 528190 ; 528193 ; 528194 ;
Abstract
Thermotropic fully-aromatic polyesters which contain sulphonic acid and/or metal sulphonate groups bound to the aromatic rings of the polyester, have improved mechanical properties.