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:
Aug. 01, 1978
Filed:
May. 06, 1977
Applicant:
Inventors:
Lothar Buxbaum, Lindenfels, Odenwald, DE;
Thomas Kainmuller, Lindenfels, Odenwald, DE;
Jurgen Habermeier, Pfeffingen, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528289 ; 260 / ; 428480 ; 528302 ; 528305 ; 528307 ;
Abstract
Thermoplastic polyesters based on aromatic diols are flexible, possess good working properties and have a high glass transition temperature when they contain dicarboxylic acids having N,N-heterocyclic rings.