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. 23, 1983
Filed:
May. 17, 1982
Applicant:
Inventors:
Peter Kafer, Krefeld, DE;
Leo Morbitzer, Cologne, DE;
Werner Nouvertne, Krefeld, DE;
Dieter Neuray, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
525439 ; 525444 ; 525466 ; 528173 ; 528176 ; 528191 ; 528193 ; 528194 ; 528195 ; 528196 ; 528200 ; 528201 ; 528202 ; 528203 ; 528204 ; 528370 ; 528371 ; 528372 ;
Abstract
The new thermoplastic copolyester carbonates which are based on polybutylene glycols and hexahydrophthalic acid or trimethyladipic acid, as well as admixtures of copolyester carbonates of this type with known polycarbonates are suitable for thermoplastic moulding compositions, particularly where good stability to solvents, such as petrol, is required.
Kafer, Peter. (1983). Copolyester carbonates and the admixture thereof with known (U.S. Patent No. 4400491). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4400491
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile