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:
May. 19, 2026
Filed:
Mar. 24, 2023
Applicant:
Westrock Mwv, Llc, Atlanta, GA (US);
Inventors:
Jiebin Pang, Glen Allen, VA (US);
Taylor A. Drucker, Glen Allen, VA (US);
Natasha G. Melton, Henrico, VA (US);
Assignee:
WestRock MWV, LLC, Atlanta, GA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21H 19/82 (2006.01); D21H 19/24 (2006.01); D21H 19/56 (2006.01);
U.S. Cl.
CPC ...
D21H 19/828 (2013.01); D21H 19/24 (2013.01); D21H 19/56 (2013.01);
Abstract
A cellulosic substrate includes a first major side and a second major side opposed from the first major side, a single polyolefin aqueous polymer dispersion barrier layer on the first major side of the cellulosic substrate, and at least one non-polyolefin aqueous polymer dispersion barrier layer between the single polyolefin aqueous polymer dispersion barrier layer and the first major side of the cellulosic substrate.