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. 14, 2026
Filed:
Apr. 18, 2022
Applicant:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Inventors:
Assignee:
MITSUBISHI GAS CHEMICAL COMPANY, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/672 (2006.01); C08G 63/16 (2006.01); C08L 67/02 (2006.01);
U.S. Cl.
CPC ...
C08G 63/672 (2013.01); C08G 63/16 (2013.01); C08J 2367/02 (2013.01); C08L 67/02 (2013.01);
Abstract
A polyester resin including dicarboxylic acid constituent units and diol constituent units, wherein the diol constituent units include a constituent unit Aderived from a diol having a cyclic acetal skeleton and a constituent unit Aderived from 2,2,4,4-tetramethoxy-1,3-cyclobutanediol, and wherein the dicarboxylic acid constituent units include a constituent unit Bderived from 2,6-naphthalenedicarboxylic acid and/or dimethyl 2,6-naphthalenedicarboxylate.
Morishita, Takami. (2026). Polyester resin (U.S. Patent No. 12679929). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12679929
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile