| Patents for B31B 19 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents (4,853) |
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| 04/22/1999 | WO1999019134A1 Flexible container with tubular fitment and method of mounting same |
| 04/20/1999 | US5894707 Method for making flexible package with hanghole and tear string |
| 04/14/1999 | EP0907499A1 Bag and method of production |
| 04/07/1999 | EP0906866A1 Method and machine for the automatic manufacture of bags, as well as the bags thus obtained |
| 04/06/1999 | US5890810 Manufacture of bags |
| 04/06/1999 | US5890344 Flexible product folding and transferring apparatus and process |
| 03/25/1999 | DE19739313C1 Stacking machine for plastics bags |
| 03/24/1999 | CN2311353Y Full-automatic sealing machine |
| 03/18/1999 | DE19752648C1 Welding connector to wall of thermoplastic sheet vessel |
| 03/17/1999 | EP0697979B1 Reusable vacuum bag and method of manufacturing same |
| 03/17/1999 | EP0685304B1 Cutter unit in automatic enclosing and sealing apparatuses |
| 03/10/1999 | EP0730524B1 Bags and method of making bags |
| 03/09/1999 | US5878468 Closure arrangement for reclosable bag and method thereof |
| 03/03/1999 | EP0898466A1 Flexible, multiple-compartment drug container and method of making and using same |
| 03/02/1999 | US5875611 Offset sealing method for plastic films |
| 02/25/1999 | WO1999008942A1 Dispensing package and method for making the same |
| 02/25/1999 | WO1999008859A1 Film containers |
| 02/25/1999 | DE19834356A1 Production of foil containers |
| 02/24/1999 | CN2308556Y Longtitudinal and horizontal sealing linkage mechanism of packer |
| 02/23/1999 | US5873969 Method and apparatus for opening a zipper after it has been spot sealed |
| 02/23/1999 | US5873517 Step-shaped tab for locking together overlapping panels of cardboard devices |
| 02/23/1999 | US5873216 Method and apparatus for the production of tagged packets |
| 02/18/1999 | WO1999007544A1 Flexible container with tubular fitment and method and apparatus for assembling same |
| 02/11/1999 | WO1999006206A1 Staggering identical cohesive pattern form via offsetting |
| 02/11/1999 | DE19734163A1 Bag producing device |
| 02/11/1999 | CA2295496A1 Staggering identical cohesive pattern form via offsetting |
| 02/02/1999 | US5865313 Plastic bag pack system with novel handle apertures |
| 02/02/1999 | US5865309 Dual-chambered container and method of making same |
| 01/28/1999 | WO1999003672A1 Apparatus for applying reclosable fasteners to a web of film |
| 01/27/1999 | EP0892714A1 Roll of bags and method and device for producing the same |
| 01/26/1999 | US5862652 Tubular bagging machine with an asymmetrical forming shoulder and tubular bags with an edge-side longitudinal seam |
| 01/19/1999 | US5861078 Method and apparatus for detecting a seal on a plastic bag |
| 01/19/1999 | US5860905 System and method for making plastic film bags with headers, open mouths and sealed bottoms |
| 01/14/1999 | WO1998040286A3 Bag tube and method for producing a deformable receptacle |
| 01/12/1999 | US5858166 Machine for attaching handles to a gift box |
| 01/12/1999 | US5857953 Draw tape machines |
| 01/12/1999 | US5857951 Liquid container and method of manufacturing same |
| 01/07/1999 | WO1999000312A1 Closure system for pliable container and method and apparatus for producing the same |
| 01/07/1999 | EP0888876A1 Machine for delivering and stacking bags, fabricated from a thermoplastic web |
| 01/07/1999 | CA2293258A1 Closure system for pliable container and method and apparatus for producing the same |
| 01/06/1999 | CN1203853A Automatic envelope-making device |
| 01/05/1999 | US5855544 Flexible container with tubular fitment and method and apparatus for assembling same |
| 12/30/1998 | WO1998043887A3 Continuous roll of plastic bags |
| 12/23/1998 | WO1998057798A1 Linear clamping assembly for bag sealing machines |
| 12/22/1998 | US5851072 Spout construction for bulk box liquid liner |
| 12/16/1998 | EP0884171A2 Control means for a plastic bag making machine |
| 12/16/1998 | EP0755319B1 Supporting cylinder for a flexible die |
| 12/10/1998 | WO1998055360A1 A forming device and method for forming a hose into a web with mutually sequential packaging blanks and such a hose |
| 12/10/1998 | DE19720112A1 Desiccant for a tubular packaging sack |
| 12/10/1998 | CA2293423A1 A forming device and method for forming a hose into a web with mutually sequential packaging blanks and such a hose |
| 12/09/1998 | EP0620782B1 Method and apparatus for attaching a spout to a carton |
| 12/02/1998 | EP0881063A2 Packaging container production equipment and packaging container production method - I |
| 12/02/1998 | EP0881062A2 Packaging container production equipment and packaging container production method - II |
| 12/02/1998 | EP0756560A4 Windowed bag and process of making |
| 11/25/1998 | EP0879767A1 Resealable package, method and apparatus |
| 11/11/1998 | EP0876903A1 Welding unit and bag-making machine with such a welding unit |
| 11/10/1998 | US5833107 Apparatus for drawing, a web through a synchronization section of a bag making machine |
| 11/05/1998 | WO1998049062A1 Method and apparatus for attaching a strip to a web of packaging material |
| 11/05/1998 | WO1998049059A1 Apparatus for conveying, supplying, and filling unshaped containers, and method for conveying and supplying the same |
| 11/04/1998 | EP0875369A2 Package and its manufacturing method and manufacturing system |
| 11/03/1998 | US5830119 Bag with closure tie and method of making |
| 11/03/1998 | US5830117 Torque control for continuous motion bag machine |
| 10/28/1998 | EP0873856A2 Zipper strip and packaging using it |
| 10/28/1998 | CN1197028A Zipper strip and method of positioning strip transverse longitudinal axis |
| 10/27/1998 | US5827163 Method making a closure arrangement for attachment to outside of a bag |
| 10/27/1998 | US5826401 Machine and a method for automatically forming, filling, and closing bags |
| 10/22/1998 | WO1998046490A1 Continuous strip of plastic bags |
| 10/21/1998 | EP0872421A1 Cutting and transferring station of a flat-bag handling machine operating stepwise |
| 10/20/1998 | US5823933 Zippered film and bag |
| 10/14/1998 | EP0870691A2 Method of film crease elimination and patch bag without crease within lay-flat bag side |
| 10/08/1998 | WO1998043887A2 Continuous roll of plastic bags |
| 10/07/1998 | EP0868997A2 A device for the proper and free stacking of welded bags in a welding machine |
| 10/06/1998 | US5816993 Apparatus and method for attaching carrying handles to bags |
| 10/06/1998 | US5816027 Method for manufacturing stackable plastic handle bags with releasable adhesive |
| 09/29/1998 | US5814382 Bag and method of making the same |
| 09/24/1998 | WO1998041386A1 Molded polytetrafluoroethylene article and method of production thereof |
| 09/17/1998 | WO1998040286A2 Bag tube and method for producing a deformable receptacle |
| 09/15/1998 | US5807228 Sheet folding method and apparatus |
| 09/15/1998 | CA2070937C Reclosable plastic bags and method of making same utilizing discontinuous zipper profile disposed along a continuous carrier strip |
| 09/09/1998 | EP0862973A1 Cylinder for mounting a flexible die |
| 09/08/1998 | US5804029 Apparatus for attaching leaves of plastic film material to laid flat workpieces |
| 09/03/1998 | DE19703077C1 Tool insert for separating plastic film web and cutting corners esp. for use in manufacture of plastic bags |
| 09/02/1998 | EP0861195A1 Closure bag with internal tack surfaces |
| 09/02/1998 | EP0729406B1 Retractable web separator |
| 09/01/1998 | US5800325 High speed machine and method for fabricating pouches |
| 09/01/1998 | US5799793 Easy-open bag pack, method of forming and system |
| 08/26/1998 | EP0760741A4 Method and apparatus for making a mushroom spawn bag |
| 08/25/1998 | US5797828 Draw tape machines and methods |
| 08/19/1998 | EP0858881A2 Bag making apparatus and method with a wicket conveyor |
| 08/19/1998 | EP0858391A1 Method of sealing a port tube in a container |
| 08/18/1998 | US5795280 Apparatus for the registration of printed matter during the manufacture of bags |
| 08/05/1998 | EP0856397A2 Sheet material feeding apparatus |
| 08/04/1998 | US5788620 Apparatus and method for producing bags |
| 08/04/1998 | US5788378 Reclosable stand-up bag |
| 07/30/1998 | WO1998032593A1 Method and device for making packaging bags and resulting bags |
| 07/29/1998 | CN1189123A Manufacture of bags |
| 07/29/1998 | CA2225089A1 Cutting device and method for producing a cutting device |
| 07/28/1998 | US5786010 Bag and method of making the same |
| 07/28/1998 | US5785794 Seal roll index |
| 07/23/1998 | WO1998031597A1 Closure arrangement for reclosable bag |