US Patent 11377251 Heat-sealable paperboard structures and associated paperboard-based containers
Patent 11377251 was granted and assigned to WestRock (company) on July, 2022 by the United States Patent and Trademark Office.
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Patent Inventor Names
Jiebin Pang0
Natasha G. Melton0
Steven Parker0
Teresa Krug0
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US Patent 11377251 Heat-sealable paperboard structures and associated paperboard-based containers
Article
A paperboard structure including a paperboard substrate having a first major side and a second major side, a barrier coating layer on the first major side of the paperboard substrate, a top coat on the first major side of the paperboard substrate, wherein the barrier coating layer is positioned between the paperboard substrate and the top coat, and a heat-sealable barrier coating layer on the second major side of the paperboard substrate.
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Patent applicant
Current assignee
Patent jurisdiction
Patent number
11377251
Date of patent
July 5, 2022
Patent application number
16390491
Date Filed
April 22, 2019
Patent citations
Patent primary examiner
CPC Code
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