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:
Dec. 30, 2025
Filed:
Feb. 18, 2022
Societe Des Produits Nestle S.a., Vevey, CH;
Alexey Vishtal, Lausanne, CH;
Johannes Zimmer, Lausanne, CH;
Societe des Produits Nestle S.A., Vevey, CH;
Abstract
The present invention concerns a paper-based barrier multilayer packaging material structure () being formed as a unitary sheet and comprising from its outer surface to its inner surface, the following layers: —a layer of water-based or solvent-less adhesive () having a thickness comprised between 1 μm and 10 μm, —at least one layer of a protective coating () having a thickness comprised between 1 μm and 10 μm, —a layer () of aluminum, aluminium oxide, or silicone oxide, —having an optical density equivalent of 2-5, —a release coating () having a thickness of 0.1 μm to 2 μm, —at least one layer of a water-resistant polyolefin sealable coating () having a thickness of 10 to 50 μm, preferably of 25 to 35 μm.