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:
Apr. 14, 2025
Filed:
Jan. 17, 2022
Applicant:
Daio Paper Corporation, Ehime, JP;
Inventor:
Shinichi Warashina, Shizuoka, JP;
Assignee:
DAIO PAPER CORPORATION, Ehime, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D 65/40 (2005.12); B65D 75/08 (2005.12);
U.S. Cl.
CPC ...
B65D 65/40 (2012.12); B65D 75/08 (2012.12); B65D 2565/382 (2012.12);
Abstract
A packaging bag configured to pack a sheet in a folded-packaged manner includes a paper layer including a paper component, and a resin layer including a thermoplastic resin provided on both surfaces of the paper layer, wherein a proportion of the paper component in the packaging bag is 45% or more.