| 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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| 06/11/1997 | EP0688293B1 Device combining a disposable napkin with a fast food container |
| 06/11/1997 | EP0628005A4 An easy opening flexible plastic bag and a method of making same. |
| 06/10/1997 | US5636925 Heavy duty bag having an easy opening spout, and method and apparatus for making a heavy duty bag having an easy opening spout |
| 06/05/1997 | DE19536881A1 Novel, rotary, ultrasonic plastic bag welding machine breaking speed and materials limitations |
| 06/04/1997 | EP0776828A2 Method of applying a closure to a bag |
| 06/04/1997 | CN2255349Y 方便信封制作机 Convenient envelope making machine |
| 06/03/1997 | US5634572 Dispenser system with collapsible pouch |
| 06/03/1997 | US5634324 Bag making machine |
| 05/27/1997 | US5632416 Collapsible dispenser pouch |
| 05/22/1997 | WO1997018137A1 Closure bag with internal tack surfaces |
| 05/20/1997 | US5630779 Easy-open bag pack, method of forming and system |
| 05/13/1997 | US5628864 Cutting unit in automatic enclosing and sealing apparatus |
| 05/13/1997 | US5628566 Profile sealing flange |
| 05/07/1997 | CN1149027A Liquid container and method of manufacturing same |
| 05/06/1997 | US5626550 Easy dispense T-shirt bags |
| 04/30/1997 | DE19539832A1 Continuous film pouch production and process equipment |
| 04/29/1997 | US5624528 Apparatus for attaching a spout to a carton |
| 04/23/1997 | EP0769367A2 Method for folding a tubular synthetic resin film |
| 04/10/1997 | DE19536889A1 Increasing speed and overall production of plastic bag making and collecting machine |
| 04/09/1997 | EP0767102A1 System for providing letter envelopes with means for tear-open opening |
| 04/09/1997 | CN1146966A Container with filling spout, particularly for aseptic packaging systems and relative manufacturing method |
| 04/08/1997 | US5618254 Gusseted bulk bag liner and method of manufacture |
| 04/08/1997 | US5618147 Wicket wire holder |
| 04/08/1997 | US5618111 Flexible thermoplastic containers having visual pattern thereon |
| 04/08/1997 | US5617770 Closure arrangement for reclosable bag |
| 04/02/1997 | EP0765284A1 Package for media disc and label assembly therefor |
| 03/27/1997 | WO1997010947A1 Machine and method for making a plastic film pouch and attaching a spout thereto |
| 03/26/1997 | EP0764080A1 Method and apparatus for attaching a spout to a carton |
| 03/12/1997 | EP0761553A1 Stack of plastic bags with handles, method for making the stack as well as tool for carrying out the method |
| 03/12/1997 | EP0761425A1 Torque control for continuous motion bag machine |
| 03/12/1997 | EP0760741A1 Method and apparatus for making a mushroom spawn bag |
| 03/11/1997 | US5609556 Method and apparatus for manufacturing bags with strap-shaped carrying handles |
| 03/11/1997 | US5609420 Reclosable bag closure with tear containing strips |
| 03/06/1997 | CA2184767A1 Torque control for continuous motion bag machine |
| 03/05/1997 | CN1144157A Device for superposing plastic sealing strip on horizontal workpiece |
| 02/26/1997 | EP0759358A2 Correction of registered servo indexed webs |
| 02/26/1997 | EP0759357A1 Method and machine for making window envelopes around a document |
| 02/26/1997 | EP0680445A4 Dispenser pouch and tooling for making. |
| 02/23/1997 | CA2183924A1 Correction of registered servo indexed webs |
| 02/20/1997 | WO1997006062A1 Zippered film and bag |
| 02/18/1997 | US5603802 Method and apparatus for welding bags to rings |
| 02/05/1997 | EP0756560A1 Windowed bag and process of making |
| 01/29/1997 | EP0755319A1 Flexible die and supporting cylinder |
| 01/09/1997 | WO1997000767A1 Reclosable storage bag |
| 01/09/1997 | CA2225451A1 Reclosable storage bag |
| 01/07/1997 | US5591112 For use in preparing envelopes |
| 01/07/1997 | US5590783 Device combining a disposable napkin with a fast food container, and method for continuously producing same |
| 01/02/1997 | EP0751081A1 Flexible liquid container and method of manufacturing same |
| 12/31/1996 | US5588944 Apparatus for welding the tubular sections of sacks, bags or the like |
| 12/24/1996 | US5587032 Method and apparatus for registration of a seal on a plastic bag |
| 12/11/1996 | EP0747202A2 Treatment of profile strips for reclosable fasteners |
| 12/05/1996 | WO1996038290A1 Die-cut thermoplastic bag with easy open mouth |
| 12/05/1996 | CA2196414A1 Die-cut thermoplastic bag with easy open mouth |
| 11/19/1996 | US5576037 Shrink bag with integral handle and method of making same |
| 11/14/1996 | WO1996035575A1 Method and apparatus for automatically stacking bags and placing the stacks upon wicket pins |
| 11/13/1996 | EP0741623A1 Panel cutting apparatus |
| 11/12/1996 | US5573489 Integral handled layflat thermoplastic bag |
| 11/07/1996 | WO1996034737A1 Manufacture of bags |
| 11/06/1996 | EP0741087A1 Container with filling spout, particularly for aseptic packaging systems and relative manufacturing method |
| 11/06/1996 | CN1135201A Package for media disc and label assembly therefor |
| 11/05/1996 | US5571361 Apparatus and method for fabricating breather bags |
| 11/05/1996 | US5570620 Panel cutting apparatus |
| 10/30/1996 | EP0739271A1 Flexible bag and method of making and attaching a tie |
| 10/30/1996 | EP0697979A4 Reusable vacuum bag and method of manufacturing same |
| 10/29/1996 | US5569145 Method and apparatus for manufacturing a sack bottom |
| 10/28/1996 | CA2168275A1 Gusseted bulk bag liner and method of manufacture |
| 10/16/1996 | CN2237542Y Machine for making paper bag |
| 10/16/1996 | CN1033012C Reclosable pouch and method and apparatus for forming filling and sealing |
| 10/03/1996 | WO1996030199A1 Method and apparatus for making a muschroom spawn bag |
| 10/02/1996 | CN2236396Y Automatic envelope sealer |
| 09/26/1996 | DE19509409A1 Mfr. of thermoplastic carrier-bags |
| 09/25/1996 | EP0733353A2 Dual-chambered container and method of making same |
| 09/24/1996 | CA2145352A1 Thin film bag with gusseted rectangular bottom end |
| 09/24/1996 | CA2067416C Perforated tear strip for easy-open flexible containers |
| 09/18/1996 | CN1032800C Bag with a sealing end at least and tube for making bag |
| 09/12/1996 | DE19507444A1 Flat sachet with two seam welds along opposite longer sides |
| 09/11/1996 | EP0730524A1 Bags and method of making bags |
| 09/10/1996 | US5554250 Apparatus for microperforating zippered film useful for manufacturing a reclosable zippered bag |
| 09/10/1996 | US5554093 Flexible thermoplastic containers having a visual pattern thereon |
| 09/04/1996 | EP0729886A1 Tubular bag-making machine with a gusset former, method of making tubular bags and tubular bag with a gusset |
| 09/04/1996 | EP0729406A1 Retractable web separator |
| 08/28/1996 | CN1032638C Apparatus for application of adhesive coated slips or pieces of tube to moving web or to workpieces being conveyed |
| 08/27/1996 | CA2028337C Paper sheet bending apparatus in bag making machine |
| 08/14/1996 | DE19504045A1 Bag of weldable plastics foil with prod. discharge aperture |
| 08/13/1996 | US5545419 Patch bag having supplemental seal |
| 08/13/1996 | US5545117 Fuse bonding and fuse cutting machine for a plastic balloon and the like |
| 08/13/1996 | US5544471 Flexible product folding and transferring apparatus and process |
| 08/06/1996 | US5542902 Vented pouch arrangement and method |
| 08/06/1996 | US5542802 Wicket stacking guide |
| 07/17/1996 | EP0721908A2 Sheet folding method and apparatus |
| 07/16/1996 | US5536356 Apparatus and method for fabricating breather bags |
| 07/10/1996 | CN1126460A Flexible thermoplastic containers having a visual pattern thereon |
| 07/03/1996 | EP0719634A2 Process and apparatus for preparing parallel production of tubular bags |
| 06/27/1996 | WO1996019705A1 Device for drying articles lying on a moving conveyor belt |
| 06/27/1996 | WO1996019396A1 Reclosable pouch and method of construction |
| 06/27/1996 | CA2206325A1 Reclosable pouch and method of construction |
| 06/25/1996 | US5529659 Machine and associated apparatus for attaching zippers to plastic bags |
| 06/25/1996 | US5529396 Environmentally friendly pinch bottom bag assembly and method of making |
| 06/18/1996 | US5526934 Wicketless plastic bag pack with tapered weld hole |
| 06/11/1996 | US5525363 Hermetic peelable seal between two fastener strips attached to inner surface of upper wall; simplification, sealing |