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. 05, 2025
Filed:
Apr. 20, 2020
Applicant:
Mylar Specialty Films U.s. Limited Partnership, Chester, VA (US);
Inventors:
Assignee:
Mylar Specialty Films U.S. Limited Partnership, Chester, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 63/183 (2006.01); C08G 63/78 (2006.01);
U.S. Cl.
CPC ...
C08G 63/183 (2013.01); C08G 63/78 (2013.01);
Abstract
A process for preparing a copolyester comprising repeating units derived from (i) at least one aliphatic glycol, (ii) at least one aromatic dicarboxylic acid, and (iii) at least one aliphatic dicarboxylic acid, wherein the aliphatic dicarboxylic acid constitutes a proportion of the acid fraction of the copolyester.