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:
Mar. 03, 2026
Filed:
Jun. 12, 2023
Toppan Holdings Inc., Tokyo, JP;
Ryota Tanaka, Tokyo, JP;
Shinya Ochiai, Tokyo, JP;
Toppan Holdings Inc., Tokyo, JP;
Abstract
This multilayer body is provided with a base layer, an intermediate layer, a heat seal layer, a first adhesive layer that is provided between the base layer and the intermediate layer, and a second adhesive layer that is provided between the intermediate layer and the heat seal layer. The base layer, the intermediate layer, and the heat seal layer are configured to include polyethylene. In a case where the base layer is a stretched polyethylene film, the intermediate layer is an unstretched polyethylene film, and in a case where the intermediate layer is a stretched polyethylene film, the base layer is an unstretched polyethylene film. The proportion of polyethylene in the multilayer body is 90% by mass or more.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile