Patents Assigned to WestRock MWV, LLC
  • Patent number: 11939119
    Abstract: A blank for forming a tamper evident container includes a plurality of panels connected together at fold lines configured for extending at least partially around an interior space, including a first side panel, a top panel, a second side panel and a bottom panel. A bottom flap is foldably connected to an edge of the bottom panel on the first end of the blank. A top flap is foldably connected to an edge of the top panel on the first end of the blank. The bottom flap includes a major flap and a minor flap, the major flap connecting between the bottom panel and the minor flap. The top flap includes a catch point feature and wherein the minor flap includes a trap aperture configured to catch the catch point feature of the top flap when opening a container constructed from the blank to provide a tamper evident access feature.
    Type: Grant
    Filed: May 30, 2022
    Date of Patent: March 26, 2024
    Assignee: WestRock MWV, LLC
    Inventor: Rodney D. Dixon
  • Publication number: 20230415949
    Abstract: 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.
    Type: Application
    Filed: September 5, 2023
    Publication date: December 28, 2023
    Applicant: WestRock MWV, LLC
    Inventors: Jiebin Pang, Natasha G. Melton, Steven Parker, Teresa Krug
  • Publication number: 20230416993
    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.
    Type: Application
    Filed: March 24, 2023
    Publication date: December 28, 2023
    Applicant: WestRock MWV, LLC
    Inventors: Jiebin Pang, Taylor A. Drucker, Natasha G. Melton
  • Publication number: 20230392321
    Abstract: A coated paperboard container includes a paperboard substrate and an aqueous barrier coating on the paperboard substrate. The coated paperboard container has a repulpability yield of 75% accepts or greater, a sidewall seam bond strength of 30 pounds per inch or greater, and a wet rigidity loss of 50% or less.
    Type: Application
    Filed: August 16, 2023
    Publication date: December 7, 2023
    Applicant: WestRock MWV, LLC
    Inventors: Steven Parker, Jiebin Pang, Natasha G. Melton, Teresa Krug, Sergio A. Giuste, Wade Harris, Terrell J. Green
  • Publication number: 20230374734
    Abstract: A paperboard structure includes a paperboard substrate having a first surface and an opposed second surface. A biopolymer coating is applied by extrusion or co-extrusion to at least one of the first surface and the second surface. The biopolymer coating includes an inorganic melt curtain stabilizer, a polylactide resin having a melt flow index, and an organic polymeric chain extender.
    Type: Application
    Filed: December 8, 2021
    Publication date: November 23, 2023
    Applicant: WestRock MWV, LLC
    Inventors: Rahul Bhardwaj, Chitai C. Yang, Justin L. Bennett, Courtney R. Johnson
  • Patent number: 11787592
    Abstract: 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.
    Type: Grant
    Filed: June 3, 2022
    Date of Patent: October 17, 2023
    Assignee: WestRock MWV, LLC
    Inventors: Jiebin Pang, Natasha G. Melton, Steven Parker, Teresa Krug
  • Patent number: 11767639
    Abstract: A coated paperboard container includes a paperboard substrate and an aqueous barrier coating on the paperboard substrate. The coated paperboard container has a repulpability yield of 75% accepts or greater, a sidewall seam bond strength of 30 pounds per inch or greater, and a wet rigidity loss of 50% or less.
    Type: Grant
    Filed: January 3, 2020
    Date of Patent: September 26, 2023
    Assignee: WestRock MWV, LLC
    Inventors: Steven Parker, Jiebin Pang, Natasha G. Melton, Teresa Krug, Sergio A. Giuste, Wade Harris, Terrell J. Green
  • Publication number: 20230287628
    Abstract: A coated paper or paperboard structure includes a paper or paperboard substrate and a basecoat applied to the paper or paperboard substrate to yield a basecoat outer surface. The basecoat includes a water-soluble polymer binder and pigment.
    Type: Application
    Filed: November 2, 2022
    Publication date: September 14, 2023
    Applicant: WestRock MWV, LLC
    Inventors: Steven G. Bushhouse, Gary P. Fugitt, Scott E. Ginther
  • Patent number: 11697908
    Abstract: A method for manufacturing a paperboard structure includes passing a paperboard substrate through a hot-hard calender to yield a calendered paperboard substrate, the hot-hard calender including a nip defined by a thermo-roller and a counter roller, wherein a contact surface of the thermo-roller is heated to an elevated temperature. The method then includes applying a basecoat to the calendered paperboard substrate to yield a basecoated paperboard substrate, the basecoat includes a basecoat binder and a basecoat pigment blend. The method further includes applying a topcoat to the basecoated paperboard substrate.
    Type: Grant
    Filed: March 1, 2022
    Date of Patent: July 11, 2023
    Assignee: WestRock MWV, LLC
    Inventors: Sergio A. Giuste, Steven Parker, Terrell J. Green
  • Publication number: 20230151554
    Abstract: A method for manufacturing a thermoformable dual ovenable coated cellulosic board includes coating an aqueous-based polyester acrylate copolymer dispersion basecoat on a first major side of a cellulosic board substrate and coating an aqueous-based polyester acrylate copolymer dispersion barrier topcoat on the aqueous-based polyester acrylate copolymer dispersion basecoat.
    Type: Application
    Filed: November 16, 2022
    Publication date: May 18, 2023
    Applicant: WestRock MWV, LLC
    Inventors: William Statelman, Tyler G. Milgram
  • Patent number: 11639258
    Abstract: A sustainable sealed package includes a biofoam molded tray and a paperboard substrate. The biofoam molded tray includes a circumferential flange defining an opening to an interior cavity of the biofoam molded tray. A heat sealing layer is on a first major side of a paperboard substrate. The heat sealing layer is sealed to the circumferential flange of the biofoam molded tray.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: May 2, 2023
    Assignee: WestRock MWV, LLC
    Inventors: Allison Bowling, Wayne Cameron, Jerry Hawkins
  • Patent number: 11629460
    Abstract: A fiber blend includes a first amount of wood pulp fibers refined in an amount of at least about 150 kWh per metric ton of gross refining energy, and a second amount of wood pulp fibers refined in an amount of at most about 10 kWh per metric ton of gross refining energy.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: April 18, 2023
    Assignee: WestRock MWV, LLC
    Inventors: Humphrey J. Moynihan, Peter W. Hart, Nichole Kilgore, John D. DeJarnette
  • Publication number: 20230114655
    Abstract: A cylindrical punch head (2) includes a punch face (3) and a side surface (4). The punch face extends in a radial direction about an axis of the punch head. The side surface extends in an axial direction of the punch head about a periphery of the punch face. The side surface defines a plurality of grooves (6). Each groove extends in the axial direction of the punch head. A method for shaping a paperboard bottom blank to shape a peripheral skirt portion about a periphery of the paperboard bottom blank using the cylindrical punch head.
    Type: Application
    Filed: March 10, 2021
    Publication date: April 13, 2023
    Applicant: WestRock MWV, LLC
    Inventors: Brian K. Knapp, Sergio A. Giuste, Terrell J. Green, Timothy R. McNeal, Joel C. Panek, James M. Taylor, Babek Mirzaei, Jiebin Pang
  • Publication number: 20230080338
    Abstract: An aqueous coated paperboard is disclosed which exhibits good barrier properties and anti-blocking behavior and is heat sealable.
    Type: Application
    Filed: November 9, 2022
    Publication date: March 16, 2023
    Applicant: WestRock MWV, LLC
    Inventors: Jiebin Pang, Natasha G. Melton, Teresa Krug, Steven Parker
  • Patent number: 11578462
    Abstract: 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 the paperboard structure providing a blocking rate of less than 2 at 50° C. and at 60 psi in a 24-hour period.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: February 14, 2023
    Assignee: WestRock MWV, LLC
    Inventors: Jiebin Pang, Natasha G. Melton, Steven Parker, Teresa Krug
  • Patent number: 11577898
    Abstract: A packaging comprising: (a) an outer card having one or more cavities; and (b) one or more blister cards housed within the one or more cavities, wherein the one or more blister cards are removable from the one or more cavities so that the one or more blister cards are disposable separate from the outer card.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: February 14, 2023
    Assignee: WestRock MWV, LLC
    Inventors: Robert P. Harris, James D. Knotts
  • Patent number: 11542665
    Abstract: An aqueous coated paperboard is disclosed which exhibits good barrier properties and anti-blocking behavior and is heat sealable.
    Type: Grant
    Filed: September 1, 2021
    Date of Patent: January 3, 2023
    Assignee: WestRock MWV, LLC
    Inventors: Jiebin Pang, Natasha G. Melton, Teresa Krug, Steven Parker
  • Patent number: 11525217
    Abstract: A coated paper or paperboard structure includes a paper or paperboard substrate and a basecoat applied to the paper or paperboard substrate to yield a basecoat outer surface. The basecoat includes a water-soluble polymer binder and pigment.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: December 13, 2022
    Assignee: WestRock MWV, LLC
    Inventors: Steven G. Bushhouse, Gary P. Fugitt, Scott E. Ginther
  • Patent number: 11519134
    Abstract: A coated paperboard having a natural appearance is disclosed which includes a barrier coating containing substantially no fluorochemical or wax, exhibiting good resistance to oil, grease, and moisture and having no tendency toward blocking.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: December 6, 2022
    Assignee: WestRock MWV, LLC
    Inventors: Jiebin Pang, Scott J. Reigel, Natasha G. Melton, Teresa Krug, Steven Parker, Terry Clark
  • Patent number: 11401095
    Abstract: Aspects of the disclosure relate to an article top engaging device, a carrier for packaging one or more articles and a blank for forming the carrier. The article carrier 90 comprises an engaging panel 12 and an article top engaging device RT defined therein. The engaging panel 12 has at least one top-receiving opening defined by an aperture A1 defined therein and having a perimeter. The engaging panel 12 comprises a plurality of cut lines 20/22 each extending radially away from the perimeter. Each of the cut lines 20/22 comprises a linear portion 20 and an arcuate portion 22. The arcuate portion 22 is contiguously arranged with the linear portion 20. The engaging panel 12 comprises a fold line 18/19 extending between the linear portions 20 of adjacent pairs of the plurality of cut lines 20/22 so as to define engaging tabs 16 foldably connected to the engaging panel 12 and struck therefrom.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: August 2, 2022
    Assignee: WESTROCK MWV, LLC
    Inventor: Cullen B. Rosenbrien