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| Number | Title | Issue Date |
| 7147145 | Carton with folded-in gusset tips A package having a bottom wall with in-folded gusset tips includes a plurality of upstanding side walls, each side wall contiguous or sealed to its adjacent side walls, a sealed top and a sealed bottom wall. The sealed bottom wall is formed from opposing leading and... | 12/12/2006 |
| 7097895 | Cross laminated oriented plastic film with integral paperboard core A multi-layer lamination is formed from a core sandwiched between a first oriented plastic layer and a second oriented plastic layer. The orientations of the plastic layers cross at an angle between but not equal to zero degrees and 180 degrees relative to one anoth... | 08/29/2006 |
| 6739499 | Method and apparatus for forming a stable container bottom An apparatus and corresponding method for contouring a container bottom to form carton legs from a standard carton blank through the use of a seal plate and a mandrel pad. The carton legs provide improved free standing stability of the carton. ... | 05/25/2004 |
| 6644539 | Package with bottom panel stand-offs A package with bottom panel stand-offs includes a plurality of upstanding side walls, each side wall contiguous or sealed to adjacent side walls, a sealed top panel, and a sealed bottom panel. The sealed bottom panel has a generally planar portion and thr... | 11/11/2003 |
| 6530516 | Self-deploying carton bottom A carton is provided with an automatic bottom panel, which extends from a side panel, and has two converging reverse-scored fold lines, which extend outwardly from the side panel. One end flap featuring an angled score is folded up from the automatic bott... | 03/11/2003 |
| 6467682 | Carton, a blank for producing a carton, and methods and apparatus for erecting, closing, and sealing a carton A blank for erecting a carton has 180° fold lines with a compressed area at each end and a slit joining the compressed areas. A carton is erected by moving the blank in a first direction against a stop to form a first set of 90° folds, holding the blank... | 10/22/2002 |
| 6371363 | Bottom structure for collapsible container A collapsible container made of paperboard and particularly a bottom structure for a collapsible containers. More particularly, a relatively flat bottom structure for a rapid set-up, octagon-shaped bulk box. The container includes an eight-sided body and ... | 04/16/2002 |
| 6328204 | Carton with over-folded bottom An over-folded, sealed bottom carton defining an interior storage region includes a plurality of side panels defining upstanding walls. The panels include first, second, third and fourth panels that are separated from adjacent side panels by longitudinal ... | 12/11/2001 |
| 6312370 | Container folding machine and product thereof A machine for container formation by folding a die-scored paperboard structure to close flaps shaped by the scoring that serve as the top and bottom of the container. A scored paperboard sheet is loaded onto a male pedestal inner pattern such that the fol... | 11/06/2001 |
| 6290123 | Bottom structure for collapsible container A container includes a four-sided body configured to be folded from an expanded, opened position to a collapsed, flattened position. The four-sided body includes a set of four walls. The container further includes a floor including first and second bottom... | 09/18/2001 |
| 6230966 | Multi-pack hinged lid cigarette carton with open bottom A cigarette carton comprises opposite front and rear walls, opposing side walls, a top portion and a generally open bottom portion. The bottom portion comprises a plurality of closure flaps connected to at least several of the front, rear and side walls, ... | 05/15/2001 |
| 6027015 | Elevated bottom carton A carton having a primary elevated bottom portion extending along the length of an exposed raw paperboard edge to protect the carton and to prevent moisture absorption. The carton also having a secondary elevated bottom portion substantially within the pr... | 02/22/2000 |
| 6019279 | Packaging container made of a carton blank A bottom end closure of a carton to be heat- and pressure-sealed has four substantially rectangular panels (P6, P7-P9, P12 and P14-P16) of which the panels (P7-P9 and P14-P16) are divided by score lines (S3, S7 and S13, S17) into inner, triangular sub-pan... | 02/01/2000 |
| 5988490 | Elevated bottom carton A carton having a primary elevated bottom portion extending along the length of an exposed raw paperboard edge to protect the carton and to prevent moisture absorption. The carton also having a secondary elevated bottom portion substantially within the pr... | 11/23/1999 |
| 5915617 | Automatically-operating bottom structure in a collapsible container An automatically-operating bottom structure for use in a collapsible container includes a band (1080, 1084; 2080, 2084) pivotally connected to a first pair of panels (1016, 1020; 2016, 2020), a first pair of bottom flaps (1120, 1122 and 1160, 1162; 2120, ... | 06/29/1999 |
| 5860588 | Stackable gable top carton and corresponding top interlocking carton blank A gable-top carton and a corresponding carton blank are set forth. The upstanding fin of the carton comprises a centrally disposed depressed region that facilitates stacking of the cartons on top of one another in a manner that results in a more even load... | 01/19/1999 |
| 5845840 | Elevated bottom carton A carton having an elevated bottom portion extending along the length of an exposed raw paperboard edge to protect the carton and to prevent moisture absorption. Additional elevated portions are provided for additional raw paperboard edges on the bottom o... | 12/08/1998 |
| 5816483 | Automatically-operating bottom structure in a collapsible container An automatically-operating bottom structure for use in a collapsible container includes a band (80, 84) pivotally connected to a first pair of panels (16, 20), a first pair of bottom flaps (120, 122 and 160, 162) connected to a second pair of panels (18, ... | 10/06/1998 |
| 5715991 | Automatically-operating bottom structure in a collapsible container An automatically-operating bottom structure for use in a collapsible container includes a band (80, 84) pivotally connected to a first pair of panels (16, 20), a first pair of bottom flaps (120, 122 and 160, 162) connected to a second pair of panels (18, ... | 02/10/1998 |
| 5628450 | Octagonal box structure and setting up apparatus An octagonal box structure comprises eight upstanding side wall panels and eight closure flaps integrally connected to one another and closing an end of the box structure. The side wall panels include four smaller panels having a width dimension of about ... | 05/13/1997 |
| 5613694 | Automatically-operating bottom structure in a collapsible container An automatically-operating bottom structure for use in a collapsible container includes a band (80, 84) pivotally connected to a first pair of panels (16, 20), a first pair of bottom flaps (120, 122 and 160, 162) connected to a second pair of panels (18, ... | 03/25/1997 |
| 5533666 | Octagonal box structure An octagonal box structure comprising eight upstanding side wall panels and eight closure flaps integrally connected to one another and to the side wall panels for folding inwardly along a generally horizontal score hinge line to close an end of the box s... | 07/09/1996 |
| 5531374 | Automatically-operating bottom structure in a collapsible container An automatically operating bottom structure for use in a collapsible container includes a band (80, 84) pivotally connected to a first pair of panels (16, 20), a first pair of bottom flaps (120, 122 and 160, 162) connected to a second pair of panels (18, ... | 07/02/1996 |
| 5492270 | Shipping container A container mainly intended for the containment and transport of liquids, free flowing materials, and the like. The container includes a fiberboard container body, a top fiberboard pad, a lifting sling, and a liner bag. The container body includes top and... | 02/20/1996 |
| 5482204 | Carton bottom sealer The bottom of a paperboard container of the type suitable for consumer distribution of liquid foods such as milk and fruit juice includes an embossed concavity to reinforce the bottom against bulging under content fill pressure for improved free-standing ... | 01/09/1996 |
| 5474232 | Gable top carton and carton blank with curved side creases A gable top carton and its corresponding carton blank are disclosed. The carton includes curved side creases that are defined by curved score lines that divide one or more side panels from a top gabled structure and/or a bottom structure.... | 12/12/1995 |
| 5222667 | Container made of paper-base laminate A paper-base laminate container having a bottom closure formed with a recess. The recess has an inverted V-shaped cross section and extends across the bottom closure through the center thereof for positioning the container upright with good stability.... | 06/29/1993 |
| 5078315 | Container package and a blank for producing the same A blank for producing a packaging container for holding liquids includes several side panels connected to bottom folding panels by way of crease lines. The bottom panels include two main bottom panels, two fold-in panels and four generally triangular refo... | 01/07/1992 |
| 5056707 | Packaging An end press for bearing against a bottom end closure of a carton sleeve received upon a mandrel has recesses formed therein at locations corresponding to corner zones of the end closure, whereby those corner zones protrude outwards, relative to respectiv... | 10/15/1991 |
| 4813545 | Rectangular paperboard package A rectangular paperboard package is fabricated from a single precut and prescored blank of paperboard material. The package includes a top panel having first and second side panels having upper edges connected to opposite parallel edges of the top panel. ... | 03/21/1989 |
| 4801073 | Liquid packaging container with a filmed-over notch In a die-cut cardboard blank coated on at least one side with plastic and/or aluminum foil and capable of being folded into a liquid packaging container having a planar, rectangular folded bottom sealed in a liquid-tight manner with an overlapped seam and... | 01/31/1989 |
| 4767051 | Knockdown carton with pre-glued bottom A box blank for a produce box has four side panels which are hinged together along score lines. An extension flap adjacent one of the side panels is wrapped around and glued to the panel at the opposite end of the blank. The side two major and two minor p... | 08/30/1988 |
| 4728024 | Liquid packaging container with filmed-over notches In a die-cut cardboard blank coated on at least one side with plastic and/or aluminum foil and capable of being folded into a liquid packaging container having a planar, rectangular folded bottom sealed in a liquid-tight manner with an overlapped seam and... | 03/01/1988 |
| 4702410 | Bottom design of packing containers A bottom design for packing containers of the type manufactured by folding and sealing of plastic laminated packing material. To prevent the absorption of liquid contents by the fibrous carrier layer of the material on unprotected cut edges a folding patt... | 10/27/1987 |
| 4667873 | Top or bottom sealing structure for paper container Top or bottom structure for a paper container with a flat type top or bottom having opposed outside bottom plates formed of board paper having thermal adhesive plastic layers on both front and back surfaces and opposed inside bottom plates having folding ... | 05/26/1987 |
| 4601425 | Nonwicking bottom closure for a liquid-tight container A new carton blank configuration and a method of folding it to provide a liquid-tight, nonwicking carton or container bottom is disclosed. The scoring pattern and bottom panel configuration of the carton make possible the formation of a carton bottom havi... | 07/22/1986 |
| 4558814 | Reinforcement for bottom major horizontal score line of container A reinforcement is secured across the bottom major horizontal score of a container in the region of the side seam flap in order to prevent opening or extension of the horizontal score in the side seam flap in the area of the side seam while forming the co... | 12/17/1985 |
| 4548593 | Folding carton for dry powder The invention provides a process for making a dry powder box with greater geometrical stability and free of pin holes, gaps and the like through which powder may sift. The process uses a carton blank having a bottom closure wherein a pair of relatively la... | 10/22/1985 |
| 4540116 | Bottom flap structure in paper box for liquids A bottom structure of a paper box for storage of liquid which includes four bottom panels connected to four side panels, respectively, each of the side panels being connected to an adjacent side panel along first folding lines, the bottom panels being con... | 09/10/1985 |
| 4502624 | Octagonal container and blank therefor An improved octagonal bulk bin container is shown, the bin being made from a foldable blank. The blank forms a bottom closure including four generally rectangular connecting flaps, each connecting flap being located between an end flap and a side flap. Ea... | 03/05/1985 |
