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| Number | Title | Issue Date |
| 7430844 | Duplex packaging machine A method of making and filling reclosable packages using a duplex machine includes the steps of providing a zipper profile, package film and a plurality of sliders; feeding the zipper profile; applying the sliders to the zipper profile; coupling the zipper profile t... | 10/07/2008 |
| 7415810 | Methods of manufacturing hooded slider-operated zippered bags A method of manufacturing a reclosable package having a hooded slider-operated zipper, comprising the following steps: (a) interlocking profiled closure members of first and second flanged zipper strips; (b) inserting a slider on the zipper strips; (c) folding zippe... | 08/26/2008 |
| 7409810 | Vertical pouch making machine and method of making pouches A vertical form fill and seal continuous pouch machine includes a forming tube having a cross section area of CA is disclosed. A film tube is continuously formed about the forming tube and fed downward. A horizontal sealing assembly includes at least one pair of opp... | 08/12/2008 |
| 7410453 | Method of sealing a zipper with concave bridges or bases using convex sealing bars The present invention includes a method and apparatus wherein webless zipper is provided with concave seal bridges. These concave seal bridges are complementary in shape to convex sealing bars. This captures or positions the seal bridges of the zipper profiles resul... | 08/12/2008 |
| 7406810 | Reclosable packaging A method of fabricating reclosable bags comprising: disposing a releasably engaged closure between a first and a second bag film portions, the closure including a loop-engageable fastener strip comprising an array of loop-engageable fastener elements integrally mold... | 08/05/2008 |
| 7399262 | Method for the manufacture of bags, that includes cuts, and the corresponding bag A method for the manufacture of packaging bags, which includes a step of forming at least one bag in a scrolling film, welding opening and closing zippers that include a series of operating sliders onto the scrolling film, and effecting at least one cut in the zippe... | 07/15/2008 |
| RE40284 | Methods of making and filling a fill-through-the-top package A fill-through-the-top reclosable package includes first and second opposing body panels joined to each other along a pair of sides and a bottom bridging the pair of sides. The package is provided with a reclosable fastener extending along a package top disposed opp... | 05/06/2008 |
| 7351188 | Hooded reclosable packages and related methods of manufacture A reclosable package comprising a hooded zipper with a pair of off-center lines of perforations that are hermetically sealed by a layer of material. The lines of perforations facilitate tearing off the hood to gain access to the zipper. One method of manufacture inv... | 04/01/2008 |
| 7341085 | Station for applying segments of openable/reclosable strip on a plastic film web destined to form bags A station for the application of segments of openable/reclosable strip on a plastic film web destined to form bags, includes a device for sealing segments of strip at intervals on the film and a device for punching predefined zones of film. The punching device and t... | 03/11/2008 |
| 7340870 | Duplex bag A method for manufacturing double ply packaging bags includes feeding a first packaging web, the first packaging web including a window patch that is cut out or pre-cut, feeding a second packaging web, the second packaging web including another window patch that is ... | 03/11/2008 |
| 7338424 | Packaging machine A horizontal packaging machine (10) for making fluid-tight packages (11) equipped with zip closure (15) comprises: at least one unit (12) for unwinding a film (13) of synthetic material for packag... | 03/04/2008 |
| 7331160 | Top filled reclosable package with separate membrane and method for forming and filling the same A method of forming and sealing a flexible, reclosable package having a zipper closure and a slider mounted thereon. The reclosable package is initially formed having a pair of opposing side panels and a zipper closure extending between the pair of side panels. The ... | 02/19/2008 |
| 7325378 | Vertical form fill and seal method for producing reclosable packages from two sheets of web Various embodiments and alternatives for vertical form fill and seal methods and apparatus are disclosed. In particular, two sheets of web are fed by forming collars to a fill tube (or in some embodiments, side by side fill tubes) wherein the sheets of web are wrapp... | 02/05/2008 |
| 7316641 | Reclosable bags with tamper evident features and methods of making the same A reclosable package comprises first and second opposing body panels, a reclosable seal and a one-time breakable element. The reclosable seal extends along one end and includes first track and second tracks. The first track includes a first fin portion and a first r... | 01/08/2008 |
| 7311647 | Methods for sensing features on moving fastener tape during automated production A method of manufacture comprises the following steps: (a) advancing a fastener tape made of flexible thermoplastic material along a process pathway during an indexing portion of a work cycle, the fastener tape not advancing during a dwell time of the work cycle; (b... | 12/25/2007 |
| 7308784 | Apparatus and method for packaging articles in clear plastic packages Apparatus for packaging articles in clear clamshell packages includes a pair of parallel relatively narrow, laterally spaced apart conveyor belts that support there-between a package in open position by its opposing side peripheries. A stack of packages is supported... | 12/18/2007 |
| 7275354 | Vertical form, fill and seal packaging system A method and apparatus for continuously or intermittently and vertically forming, filling and sealing packaging includes an infeed section, a pleating assembly, a forming tube and a sealing assembly. The pleating assembly imparts at least one pleat to the film. The ... | 10/02/2007 |
| 7223222 | Slider zipper assembly and shroud with high pressure pasteurization protection system The present disclosure relates to methods for forming reclosable bags with slider zippers which can be used in high pressure pasteurization. In particular, these methods form reclosable bags with a shroud formed over the slider zipper, with a patch or cap for protec... | 05/29/2007 |
| 7211035 | Method for manufacturing reclosable packaging bag A reclosable packaging bag comprises a main bag body having an opening portion and at least one heat-sealed portion; and a linear fastener provided on the opening portion of the main bag body. The linear fastener is provided along the opening portion of the main bag... | 05/01/2007 |
| 7197859 | Vertical stand-up pouch with zipper seal quick change module A vertical stand-up pouch, or flexible package having a zipper seal mechanism incorporated therein, and method for manufacturing same, constructed with a quick change module modification to existing vertical form and fill packaging machines. The invention involves p... | 04/03/2007 |
| RE39505 | Fill-through-the-top package and method and apparatus for making the same A fill-through-the-top reclosable package includes first and second opposing body panels joined to each other along a pair of sides and a bottom bridging the pair of sides. The package is provided with a reclosable fastener extending alone a package top disposed opp... | 03/13/2007 |
| 7178309 | Machine for processing web of material The present invention relates to a process used for packaging a product in a web of material that has a zipper attached thereto. The process includes providing a web of material having first and second edges and a zipper including first and second interlocking membe... | 02/20/2007 |
| 7175582 | Method and apparatus for registering fastener tape in packaging machine Methods and apparatus for controlling the registration of a first elongated continuous structure (e.g., plastic fastener tape) with attachments (e.g., sliders) or formed features (e.g., slider end stop structures), as it is fed to a sealing station, where it is join... | 02/13/2007 |
| 7172545 | Registration of intermittently moved fastener tape with continuously moving web A method of manufacture comprising the following steps: (a) continuously advancing a web of bag making material at a first rate; (b) continuously joining portions of a downstream portion of a fastener tape to respective portions of the continuously advancing web of ... | 02/06/2007 |
| 7143565 | Method and apparatus for controlling zipper registration in packaging equipment Methods and apparatus for controlling the registration of one elongated continuous structure (e.g., plastic zipper) with attachments or formed features (e.g., sliders or pre-seals) as it is fed to a sealing station, where it is joined to another elongated continuous... | 12/05/2006 |
| 7121063 | Method for controlling zipper tension in packaging equipment Methods and apparatus for controlling the tension of one continuous material (e.g., plastic zipper) with attachments or formed features (e.g., sliders or formed slider end stops) as it is fed to a sealing station, where it is joined to and later pulled by another co... | 10/17/2006 |
| 7121064 | Method for dual manufacture of reclosable bags of HFVF machine A method for dual manufacture of reclosable packages on a horizontal-form, vertical fill machine. The method comprising the following steps: extending a web of bag making film under tension in a machine direction; joining one zipper tape to the web along a first zon... | 10/17/2006 |
| 7114310 | Process for attaching slider operated closure on form-fill-seal packaging machinery The present invention relates to a process used for packaging a product in a web of material that has a zipper attached thereto. The process includes providing a web of material having first and second edges and a zipper including first and second interlocking membe... | 10/03/2006 |
| 7114309 | Method and apparatus for making reclosable packages having slider-actuated string zippers Methods and apparatus for making reclosable packages having slider-actuated string zippers. More specifically, one method comprises the following steps: (a) providing an elongated web of packaging film having first and second edges that are substantially mutually pa... | 10/03/2006 |
| 7107738 | Tamper-evident reclosable bag having slider-actuated string zipper Reclosable bags having a slider-actuated string zipper and a tamper-evident feature. In one aspect, the reclosable bag comprises: a receptacle having a mouth and an interior volume; a string zipper installed in the mouth; a slider mounted to the string zipper; and a... | 09/19/2006 |
| 7096646 | Form, fill and seal packaging method utilizing zipper with slider A method of forming, filling and sealing a reclosable package with a slider activated zipper wherein a base film moves longitudinally to a filling station and, in a moving direction, away from said filling station. At the filling station a product is fed onto the ba... | 08/29/2006 |
| 7082737 | Form-fill-seal machine Form-fill-seal machine includes parts for moving a web of packaging material through the machine according to a process path and parts for transforming the web into filled bags, as well as a zipper strip applicator device for supplying a zipper strip for each bag tr... | 08/01/2006 |
| 7059099 | Process and apparatus for forming packaging bags with a fastener A process for manufacturing reclosable bags (30) by forming a film (50) includes moving the film (50) and attaching to the film (50) sequentially and crosswise with reference to the direction of movement of the film (50), a fastene... | 06/13/2006 |
| 6986237 | Methods of making a gusset style pouch in a reclosable bag A method for making a reclosable bag (56) with gussets (36, 38) in which a zipper profile (16) is attached to bag-making film (10), while leaving side margins (20, 22) of the film. The film (10) is folded as a tube (26 | 01/17/2006 |
| 6962034 | Apparatus for flexible recloseable containers Apparatus and methods for forming, filling, and sealing a flexible recloseable container. Both vertical and horizontal methods for placing product within the container are disclosed. The invention includes guiding a web of film which has interlocking fastener strips... | 11/08/2005 |
| 6959523 | Process for automating the attachment of a clip to a product The invention relates to a process for automating the positioning and fastening of a clip to a pouch. The system describes automated assembly of first and second clip members having ends, clamping surfaces, latching components, and hinge components with a product. E... | 11/01/2005 |
| 6941722 | Apparatus for manufacturing flexible packages having slide closures Vertical form fill seal apparatus for making flexible packages with slider fastener closures is provided. A fastener track is applied in-line with a plastic web and is bonded thereto at the same time that a peel seal is formed. All package components are brought tog... | 09/13/2005 |
| 6942609 | Zipper applicator An apparatus and method for engaging both profiles (18, 20) of an interlocked zipper (12) as the zipper or fastener strip is guided onto a supply of thermoplastic film (16) used to make a reclosable bag. A first interlocked profile (18) o... | 09/13/2005 |
| 6928791 | Process and apparatus for forming packaging bags with a fastener A process for manufacturing a film for forming reclosable bags includes moving the film and attaching to the film sequentially and crosswise with reference to the direction of movement of the film, a fastener including a first strip supporting at least one reclosabl... | 08/16/2005 |
| 6925779 | Method and apparatus for placing a product in a flexible recloseable container An invention for forming, filling, and sealing a flexible recloseable container. Both vertical and horizontal methods for placing product within the container are disclosed. The invention includes guiding a web of film which has interlocking fastener strips sealed t... | 08/09/2005 |
