Patents Assigned to Sonoco Development, Inc.
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Patent number: 12275575Abstract: A child resistant container comprising a blister and a sleeve. The blister comprises a plurality of compartments arranged radially around a centrally disposed hub. Each compartment defines a cavity for holding contents. The container is a “dial pack” type container in that the blister can be rotated with respect to the sleeve to expose each cavity in turn.Type: GrantFiled: February 18, 2022Date of Patent: April 15, 2025Assignee: Sonoco Development, Inc.Inventors: Todd LaMont McDonald, Robert Timothy Lynn, Jr.
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Patent number: 12252324Abstract: The invention comprises an ovenable packaging structure having an integral one-way valve. The laminate structure comprises an outer layer having a cut line which defines a flap that is separable from the outer layer, wherein the outer layer is adhered to an inner layer having a cut line which is offset from the outer cut line and defines a portion that is separable from the inner layer along the inner cut line and defines an opening into the packaging structure. The adhesive between the layers comprises, in an embodiment, a channel of pressure sensitive adhesive which surrounds both the outer cut line and the inner cut line, wherein the channel of pressure sensitive adhesive defines the perimeter of at least one adhesive-free valve chamber within said channel. The valve chamber comprises at least a portion of the outer cut line and the inner cut line.Type: GrantFiled: October 25, 2023Date of Patent: March 18, 2025Assignee: Sonoco Development, Inc.Inventor: Scott William Huffer
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Publication number: 20250075435Abstract: A moisture control mechanism that allows a desired amount of moisture to evaporate out of a multiple ply paperboard structure is provided. The moisture control mechanism comprises an adhesive that adheres the multiple plies together, the adhesive comprising dextrin and an acrylic polymer. Alternately or additionally, a strength preservation mechanism that allows a strength to be maintained even when a multiple ply paperboard structure is highly wet. The strength preservation mechanism comprises an adhesive that adheres multiple plies together, the adhesive comprising dextrin and an acrylic polymer.Type: ApplicationFiled: August 27, 2024Publication date: March 6, 2025Applicant: Sonoco Development, Inc.Inventors: Ismael A. Hernández Rosario, Ty Harvey
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Patent number: 12240183Abstract: A heat sealing machine may include a heater assembly, a heat plate lock assembly supporting a heat plate in proximity to the heater assembly, and a lock mechanism allowing the heat plate lock assembly to alternately open and close. The heat plate may be replaced by a second heat plate by moving the lock mechanism to a retracted position, moving a heat plate lock assembly to move the first heat plate away from the heater assembly, removing the first heat plate from the heat plate lock assembly, inserting the second heat plate into the heat plate lock assembly, moving the heat plate lock assembly to move the second heat plate into engagement with the heater assembly, and moving the lock mechanism to a locked position to maintain the engagement between the second heat plate and the heater assembly.Type: GrantFiled: February 1, 2022Date of Patent: March 4, 2025Assignee: Sonoco Development, Inc.Inventor: Ronald F. Worden
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Patent number: 12240642Abstract: The invention is directed to a system and method for hermetically sealing a closure to a container comprising a die assembly and a mandrel assembly. The mandrel assembly comprises an outer mandrel, an inner mandrel, and an ejector disposed within an inner circumference of the inner mandrel. At least the outer mandrel is configured to translate a first distance in a first time period, the inner mandrel and the ejector are configured to translate a second distance in a second time period, the inner mandrel is configured to retract a third distance in a third time period, and the ejector is configured to retract the third distance in a fourth time period.Type: GrantFiled: August 27, 2021Date of Patent: March 4, 2025Assignee: Sonoco Development, Inc.Inventors: Dirk Hatje, Daniel Christoph Gräf
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Patent number: 12227335Abstract: A paper-based composite container for an off-gassing product includes a paperboard can body having a substantially gas-impervious liner attached to an inner surface thereof, and a pair of substantially paper-based end closures attached to the opposite ends of the can body, each end closure defining a generally cylindrical sealing panel in contact with an inner surface of the can body. Heat-sealable materials are disposed on opposing surfaces of the sealing panel and can body. The sealing panels of the end closures are attached to the can body by heat seals. The heat seal for at least one of the end closures is discontinuous such that at least one vent channel extends through the heat seal to establish fluid communication between an interior of the container and the environment outside the container. The at least one vent channel is operable to vent excess gas pressure from the interior of the container.Type: GrantFiled: August 7, 2023Date of Patent: February 18, 2025Assignee: Sonoco Development, Inc.Inventor: Kenan James Clougherty
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Patent number: 12227348Abstract: The present invention relates to a resealable container comprising: a polyethylene terephthalate-based container body comprising a bottom side and at least one upwardly extending sidewall, wherein the sidewall terminates in an open end of the container; a flexible film sealed to the container body, over the open end of the container, wherein the flexible film comprises: a polyethylene-based first film layer; a pressure sensitive adhesive layer adjacent a lower surface of the first film layer; a polyolefin plastomer skin layer adjacent a lower surface of the pressure sensitive adhesive layer, wherein the first layer, pressure sensitive adhesive layer, and skin layer are coextruded; and a heat seal layer printed onto a lower surface of the skin layer and heat sealed to the container body.Type: GrantFiled: November 9, 2023Date of Patent: February 18, 2025Assignee: SONOCO DEVELOPMENT, INC.Inventors: Scott William Huffer, Rod Pettis
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Patent number: 12208952Abstract: A paper-based blister package comprising a flat card and a tray is provided. The tray comprises a bottom wall, two opposing side walls, two opposing end walls, two opposing side flanges, and two opposing end flanges. The bottom wall has a perimeter defined by two side fold lines and two end fold lines. Each side flange has at least one locking end that meets a side wall and a side flange fold line at a junction. The side flange and the side wall are contoured to define a side flange shoulder adjacent the junction. At least one end flange forms an outward projecting lip configured to engage the junction to maintain proper positioning of the side flange, the end flange, the side wall and the end wall.Type: GrantFiled: May 31, 2023Date of Patent: January 28, 2025Assignee: Sonoco Development, Inc.Inventors: Michael Lee Schultz, Bradley James Linane
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Patent number: 12208596Abstract: An improved sheet for making a three-dimensional article for holding food, such as a food tray, and a method of making a three-dimensional article. The sheet comprises a substrate and a laminate film. The laminate film may comprise a ceramic film and a copolymer layer. The copolymer layer can repair any cracks that occur due in the ceramic film when the sheet is thermoformed. The food tray is considered a single material that is recyclable.Type: GrantFiled: November 21, 2022Date of Patent: January 28, 2025Assignee: Sonoco Development, Inc.Inventor: Richard A. Schwarz
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Patent number: 12208953Abstract: A washing machine tub lock device is provided that prevents the wash tub from impacting the washing machine cabinet during shipping and handling. The tub lock device is formed by cutting and folding a corrugated blank into an inverted truncated rectangular cone that can be wedged inside the top portion of the washing machine tub. The tub lock device includes hanging tabs which prevent the tub lock device from falling into the wash tub during shipping and handling. The tub lock device also includes elliptical tabs which bend or deform into elliptical cutouts such that the edges of the elliptical cutouts are covered, thus preventing the elliptical cutouts from damaging the washing machine during shipping and handling.Type: GrantFiled: September 1, 2023Date of Patent: January 28, 2025Assignee: Sonoco Development, Inc.Inventor: Clifton T. Moore
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Patent number: 12187562Abstract: An expansible chuck for holding hollow cylindrical cores used for winding and unwinding sheet material. A portion of the chuck body nearest the flange is stepped up so that the diameter of the chuck near the flange is slightly larger than the diameter of the rest of the chuck. The stepped up portion centers the chuck within the core which helps the expanding elements to uniformly grip the core.Type: GrantFiled: November 6, 2023Date of Patent: January 7, 2025Assignee: Sonoco Development, Inc.Inventors: Markku Ronnila, Ismo Kervinen, Andrei Klimenko
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Patent number: 12179954Abstract: A system for assembling a container and closure comprising an expanding collet which has a plurality of pivoting collet segments, each configured to simultaneously pivot radially outward about a pivot point and comprising. The collet comprises a lip that is engagable with the rim of the open end of the container and an angled tip positioned radially inward from the lip and shaped to press a countersink portion of the closure against an interior wall of the container as the collet segments pivot radially outward. As the container and the chuck are brought together, the rim engages with the lips of the collet segments and causes the angled tips of the collet segments to pivot outward toward the interior wall of the container, thereby pushing the countersink portion of the closure against the interior wall of the container.Type: GrantFiled: October 18, 2023Date of Patent: December 31, 2024Assignee: Sonoco Development, Inc.Inventors: Trevor Price, James J. Peoples
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Patent number: 12179463Abstract: A recyclable structure and methods of recycling are provided herein. A recyclable structure for use in packaging comprises a paper layer, and a polymeric film layer. An adhesive layer adhesively joins the paper layer and the polymeric layer. The adhesive layer comprises an acrylic or a urethane adhesive. The recyclable structure 85% by subjecting the structure to mechanical stresses and repulping. The adhesive layer has a greater affinity for the polymeric film layer than the paper layer. Upon repulping the adhesive layer is mostly separated from the fibers within the paper layer.Type: GrantFiled: April 19, 2022Date of Patent: December 31, 2024Assignee: Sonoco Development, Inc.Inventor: Scott William Huffer
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Patent number: 12172798Abstract: The invention comprises a peelable membrane for resealably closing a metal end comprising an outer layer, a tacky layer, and a heat seal layer. The heat seal layer is permanently sealed to the metal end to cover at least one opening in the metal end. The tacky layer causes the peelable membrane to be resealable onto the metal end.Type: GrantFiled: December 14, 2022Date of Patent: December 24, 2024Assignee: Sonoco Development, Inc.Inventor: Scott William Huffer
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Patent number: 12172797Abstract: The present invention relates to a flexible membrane lid for a container comprising a top paper layer which is perforated to form a perimeter of at least one peelable portion and a bottom film layer. In some embodiments, the bottom film layer is partially adhered to the top paper layer, wherein the layers are not adhered within the perimeter of the peelable portion. In other embodiments, the layers are adhered with a pressure sensitive adhesive within the perimeter of the peelable portion and with a permanent adhesive in the remainder of the area between the top paper layer and bottom film layer. In other embodiments, the invention relates to a flexible membrane lid for a container comprising a top paper layer comprising a pull tab and a bottom film layer which is removably adhered to the top paper layer, wherein bottom film layer comprises a separate pull tab.Type: GrantFiled: November 19, 2021Date of Patent: December 24, 2024Assignee: Sonoco Development, Inc.Inventor: Scott William Huffer
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Publication number: 20240407574Abstract: A point-of-purchase (POP) display for hanging packages includes a backboard having a mounting area with a lower slot extending through the backboard. A hanger assembly includes a display rod with mounting and dispensing ends, and a mounting bracket having a horizontal bracket flange that transitions to a vertical bracket flange at a first flange bend A rod aperture is formed through the vertical bracket flange proximate the first flange bend. The horizontal bracket flange is inserted through the lower slot, and the mounting end of the display rod is inserted through the lower slot and into the rod aperture so that the dispensing end is disposed distal to the backboard so the hanging packages hang in front of the backboard. The mounting area may have an upper slot through which the vertical bracket flange may be inserted, and the backboard and the hanger assembly may be fabricated from re-pulpable materials.Type: ApplicationFiled: March 28, 2024Publication date: December 12, 2024Applicant: Sonoco Development, Inc.Inventors: Kevin Manly Kelley, David E. Rhodes
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Patent number: 12151860Abstract: The invention comprises a lid configured to close the open end of a container, wherein the lid comprises a track disposed at least partially circumferentially within a peripheral portion of the lid, at least one insertion point within the track, and at least one retention region within the track. A ring is disposed circumferentially about the container, wherein the ring comprises at least one post which is configured to be inserted into and removed from the at least one insertion point and retained within the retention region. At least one of the ring and the lid are circumferentially rotatable between a locked position, wherein the at least one post is within the at least one retention region and an unlocked position, wherein the at least one post is within the at least one insertion point.Type: GrantFiled: April 10, 2023Date of Patent: November 26, 2024Assignee: Sonoco Development, Inc.Inventor: Scott William Huffer
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Patent number: 12145771Abstract: In an embodiment, the invention comprises a container comprising: a base; at least one sidewall extending upwardly from the base and terminating in a top edge, wherein the at least one sidewall is paper-based; a removable flexible membrane adhered to the top edge, wherein the membrane comprises a one-way valve; a liner ply at least partially adhered to an interior surface of the sidewall, wherein the liner ply is configured to at least partially release from the sidewall upon a pressure differential between the pressure within the container and the external pressure.Type: GrantFiled: May 16, 2023Date of Patent: November 19, 2024Assignee: Sonoco Development, Inc.Inventors: Sabrina V. Dixon-Garrett, Lawrence Robert Carpenter
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Patent number: 12134250Abstract: In an embodiment, the invention comprises a packaging structure or formable sheet comprising a first layer which comprises post-consumer resin and, in some embodiments, a polyolefin; a second layer adjacent the first layer which comprises: post-consumer resin polyethylene terephthalate; a polyolefin; ethylene methyl acrylate; and ethylene/methyl acrylate/glycidyl methacrylate terpolymer; and in some embodiments, polypropylene maleic anhydride copolymer; and a third layer adjacent the second layer which comprises post-consumer resin and, in some embodiments, a polyolefin.Type: GrantFiled: July 19, 2023Date of Patent: November 5, 2024Assignee: SONOCO DEVELOPMENT, INC.Inventor: Richard Schwarz
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Patent number: D1054286Type: GrantFiled: April 28, 2023Date of Patent: December 17, 2024Assignee: Sonoco Development, Inc.Inventors: Travis L. Figgins, Roger D. Hanna, Jr.