| Patents for B31B 23 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents, from webs, e.g. from flattened tubular webs (1,472) |
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| 09/23/2003 | US6622353 Slider-operated fastener with spaced notches and associated preseals |
| 09/17/2003 | EP1107863B1 Device and method for making packaging bags |
| 09/17/2003 | EP0823876B1 Manufacture of bags |
| 09/10/2003 | CN2571581Y Roller type plastic film bag making machine |
| 08/28/2003 | WO2003070584A1 Machine and method of obtaining a large tube which is made from a flexible plastic material and which is folded in the form of bellows |
| 08/28/2003 | WO2003070583A2 Infusion package |
| 08/28/2003 | US20030162643 Methods of manufacturing reclosable packages having a slider device |
| 08/28/2003 | CA2476875A1 Infusion package |
| 07/31/2003 | WO2003061940A1 A method and an apparatus for the production of plastic parts |
| 07/10/2003 | WO2003055669A1 Bag-making machine |
| 06/26/2003 | US20030116453 Multilayer; film patterned adhesive; release agent coating; pull tab for removal |
| 06/26/2003 | US20030115832 Transverse direction zipper applicator and method |
| 06/19/2003 | US20030113042 Zippered film and bag |
| 06/18/2003 | CN1111494C Bag tube |
| 06/10/2003 | US6575219 Method and device for interlocking stackwise plastic bags, especially bags for automatic machines, by welding |
| 06/10/2003 | US6574940 Packing machines of products in mesh bags with handle |
| 06/04/2003 | EP0966390B1 Bag tube |
| 06/03/2003 | US6572267 Gussetted packages |
| 05/27/2003 | US6568150 Apparatus for making reinforced reclosable package seals |
| 05/14/2003 | EP1309487A1 Method and apparatus for making reclosable plastic bags using a pre-applied slider-operated fastener |
| 05/14/2003 | EP1309442A2 Method for laminating closure member to film web |
| 05/13/2003 | US6562165 Method for laminating closure member to film web |
| 05/13/2003 | US6561962 Line plastic bag machine |
| 05/08/2003 | WO2000073146A8 A process and plant for manufacturing double-pouch containers |
| 05/08/2003 | US20030084991 Apparatus for sealing and creating a thermal perforation |
| 05/07/2003 | EP1308269A2 Method and apparatus for feeding slider-zipper assemblies |
| 05/07/2003 | EP1180994B1 Method and device for producing a product made of strip tape, especially a medical product and/or a product containing active substances as well as fillable receptacles or pouches whose edges can be sealed |
| 05/07/2003 | CN1416402A Gussetted plasic bag |
| 05/07/2003 | CN1107587C Method and machine for making string of bags provided with transverse closure profiles and resulting articles |
| 05/01/2003 | WO2003035499A1 Reclosable package and method for manufacturing the same |
| 05/01/2003 | US20030083181 Method and apparatus for feeding slider-zipper assemblies |
| 05/01/2003 | US20030079840 Method and apparatus for feeding slider-zipper tape to application station |
| 04/29/2003 | US6553740 Transverse direction zipper applicator and method |
| 04/22/2003 | US6550225 Method and apparatus for obtaining individual web sections from a web of sheet material |
| 04/17/2003 | US20030073557 Plastic bag making apparatus |
| 04/16/2003 | EP1302306A2 Bag making machine |
| 04/16/2003 | EP1301332A1 Apparatus for and method of severing and sealing thermoplastic film |
| 04/01/2003 | US6541095 Flattened tubular film and process for manufacturing such a film |
| 04/01/2003 | CA2239678C Bag making machine |
| 03/27/2003 | US20030060349 Bag-forming machine for making bags with curved bottom walls |
| 03/26/2003 | EP1294615A1 Process and apparatus for forming dual compartment pouches from a continuous web |
| 03/20/2003 | US20030053720 Continuous strip of plastic bags, method and apparatus for making same, and novel plastic bag constructions |
| 03/12/2003 | EP1094932B1 Method and machine for making a string of bags provided with transverse closure profiles and resulting articles |
| 02/25/2003 | US6523325 Apparatus for making resealable packages and reclosable seals |
| 02/19/2003 | EP0892714B1 Roll of bags and method and device for producing the same |
| 02/18/2003 | US6519918 Methods of making resealable packages and reclosable seals |
| 02/18/2003 | US6519917 Method and apparatus for making gussetted package |
| 02/12/2003 | EP0942824B1 Method and apparatus for obtaining individual web sections from a web of sheet material |
| 02/11/2003 | US6517242 Reclosable package; and methods |
| 02/06/2003 | US20030024080 Slider-operated fastener with spaced notches and associated preseals |
| 02/04/2003 | US6513308 Device for manufacturing tubular bag packages |
| 01/30/2003 | US20030021500 Method for making a multicompartment thermoplastic bag |
| 01/02/2003 | EP1270195A2 Transverse zipper applicator and method |
| 12/26/2002 | US20020194817 Transverse direction zipper applicator and method |
| 12/19/2002 | WO2002100722A1 Methods of making thermal seals and perforations |
| 12/19/2002 | US20020193223 Method for producing containers from a film of heat-sealable flexible material |
| 12/19/2002 | US20020191868 Gussetted plastic bag |
| 12/19/2002 | US20020189751 Methods of making thermal seals and perforations |
| 12/12/2002 | US20020185217 Slip cutting system |
| 11/14/2002 | WO2002090200A1 Gusseted packages |
| 11/14/2002 | WO2002090099A1 Method and apparatus for making gusseted package |
| 11/14/2002 | CA2445773A1 Gusseted packages |
| 11/14/2002 | CA2445771A1 Method and apparatus for making gusseted package |
| 11/13/2002 | EP1255678A1 Gussetted plastic bag |
| 11/05/2002 | US6476345 Device for welding together the ends of tubular plastic containers, notably tubes |
| 10/31/2002 | WO2002085747A1 Plastic film for packaging with check valve and method of manufacturing the plastic film |
| 10/30/2002 | EP1253005A2 Module pouch machine |
| 10/29/2002 | US6472638 Apparatus and method for producing bags and foam-in-bag cushions |
| 10/29/2002 | US6470551 Method of making a fasteners arrangement with notches at spaced preseals |
| 10/24/2002 | US20020155936 Modular pouch machine |
| 10/22/2002 | US6468377 Flexible medical container with selectively enlargeable compartments and method for making same |
| 10/16/2002 | EP1248727A1 Vertical bagging apparatus |
| 10/09/2002 | EP1127011B1 Touch fasteners, their manufacture, and products incorporating them |
| 10/08/2002 | US6461041 Gussetted plastic bag |
| 10/08/2002 | US6460317 Device for manufacturing and preferably also for filling and sealing thermoplastic sacks |
| 10/03/2002 | US20020141663 Method of designing a standup bag |
| 09/18/2002 | EP1241098A1 Ultrasonic transverse sealing device and method for sealing walls of a packaging material filled with a pourable food product |
| 09/18/2002 | CN1369407A Mfg. Method for bag with complementary sealing formed strip, its machine and produced bag |
| 09/04/2002 | CN1090082C Manufacture of bags |
| 09/04/2002 | CN1090081C Molded polytetrafluoroethylene article and method of production thereof |
| 08/29/2002 | US20020118896 Apparatus for making reinforced reclosable package seals |
| 08/15/2002 | US20020110291 Fitments for flexible bags |
| 08/14/2002 | CN1364112A Process and plant for manufacturing double-pouch containers |
| 08/08/2002 | US20020107130 Method of manufacturing bags having complementary closure strips, a manufacturing machine, and bags obtained thereby |
| 08/08/2002 | US20020107124 Device for manufacturing packaging bags |
| 08/08/2002 | DE10104506A1 Verfahren und Vorrichtung zur Herstellung von Beuteln aus einer doppellagigen Kunststoffbahn Method and apparatus for making bags from a two-ply plastic sheet |
| 08/07/2002 | EP1228859A2 Method and apparatus for making bags from a double layer plastic web |
| 08/07/2002 | EP1228858A1 Method and apparatus for making bags with interlocking closure elements and bags so obtained |
| 08/02/2002 | CA2369347A1 Process for manufacturing bags with complementary closures, machine and bags thus obtained |
| 08/01/2002 | US20020103067 Bags with gussets, method and machine for manufacturing them |
| 08/01/2002 | US20020103065 Method of and apparatus for producing bags from a double-layer synthetic resin film web |
| 07/31/2002 | EP1226929A1 Zipper gusset bag, process and machine for its production |
| 07/18/2002 | US20020094923 Stand up bag |
| 07/18/2002 | US20020094922 Method of manufacturing a standup bag |
| 07/17/2002 | CN1359346A Multi-layered freezer stroage bag |
| 07/16/2002 | US6419392 Web of sterile bags for automatic bagging equipment |
| 07/16/2002 | US6419117 Bag tube and a method for manufacturing a deformable container |
| 07/09/2002 | US6416452 Method of producing mutliwall plastic bags, especially tie bags |
| 07/04/2002 | WO2002014053A3 Method for laminating closure member to film web |
| 07/02/2002 | US6412254 Resealable package having slider device, tamper-evident structure, and methods of manufacturing |