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:
Feb. 03, 2026
Filed:
Jul. 05, 2024
Applicant:
Toppan Holdings Inc., Tokyo, JP;
Inventors:
Assignee:
TOPPAN HOLDINGS INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 48/18 (2019.01); B29C 37/00 (2006.01); B29K 67/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 48/18 (2019.02); B29C 37/0025 (2013.01); B29K 2067/003 (2013.01); B29K 2995/0046 (2013.01); B29L 2031/712 (2013.01);
Abstract
A resin film is laminated thereon a gas barrier layer having gas barrier properties to constitute a laminate for a packaging body. The resin film contains polyethylene terephthalate. In a cross section of the resin film, the softening temperature of the resin film in the width direction and the softening temperature thereof in the flow direction measured by local thermal analysis are in the range of 200° C. or more and 254° C. or less.