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US Patent 11542665 Heat sealable barrier paperboard

Overview Structured Data Issues Contributors Activity

Is a

Current Assignee

WestRock (company)

Date Filed

September 1, 2021

Date of Patent

January 3, 2023

Patent Applicant

WestRock (company)

Patent Application Number

17464395

Patent Citations

US Patent 10494768 Method for the production of heat-sealing barrier paper

US Patent 10513617 Enhanced performance of mineral based aqueous barrier coatings

US Patent 10518925 Molded paper body with minimal wrinkling and forming method thereof

US Patent 10562659 Heat sealable barrier coatings for paperboard

US Patent 10590606 Coated paper-based substrate for containers and process for making the same

US Patent 10689531 Coating composition comprising submicron calcium carbonate-comprising particles, process to prepare same and use of submicron calcium carbonate-comprising particles in coating compositions

US Patent 10786965 Heat-assisted carton formation

US Patent 10801162 Paper and paperboard products

US Patent 10829894 Foldable paper-based substrates coated with water-based coatings and process for coating foldable paper-based substrates

US Patent 10876256 Paper with water repellent and partially heat sealing properties

•••

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

Patent Primary Examiner

Chinessa T. Golden

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