| Patents for B31B 37 - Machinery characterised by making envelopes or bags with structural provision at the base for thickness of contents, from webs, e.g. from tubular webs (684) |
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| 03/06/2003 | WO2003018418A1 Container |
| 03/06/2003 | CA2456488A1 Container |
| 02/27/2003 | US20030040412 Plastics packaging |
| 02/26/2003 | EP1284904A1 Plastics packaging |
| 02/25/2003 | US6524667 Wet waste compostable bag and method and apparatus for manufacturing same |
| 02/19/2003 | EP1283803A2 Reclosable bag |
| 02/18/2003 | US6519917 Method and apparatus for making gussetted package |
| 02/11/2003 | US6517660 Carrier tape webs having discrete sections of mating profile separated by profile free sections is introduced between two bag walls and sealed; carrier tape webs are sealed to bag wall films and cross seals are made; side gussets are formed |
| 02/06/2003 | US20030027701 Process for making a bag having a flat bottom, and bag made by said process |
| 02/05/2003 | EP1281510A2 Process for making a bag having a flat bottom, and bag made by said process |
| 02/05/2003 | EP1281509A2 Method for making loop handle carrying bags |
| 02/03/2003 | CA2396517A1 Process for making a bag having a flat bottom and bag made by said process |
| 01/02/2003 | US20030004046 Method and apparatus for fabricating double-ended closure bags and double compartment bags |
| 12/24/2002 | CA2088249C Self-standing bag and method and device for making said bag |
| 12/19/2002 | US20020191870 Vented pouch arrangement and method |
| 12/11/2002 | EP1264768A1 Method for producing containers from a film of heat-sealable flexible material |
| 11/28/2002 | US20020177380 Gussetted package, method and apparatus |
| 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 |
| 10/23/2002 | EP1250999A1 Manufacturing method and apparatus of gusset bag |
| 10/16/2002 | EP1249399A1 Unit for processing a web packaging material in a food product packaging machine, and method of indexing a web packaging material therein |
| 10/10/2002 | US20020147091 Reclosable bag |
| 10/10/2002 | US20020147090 Manufacturing method and apparatus of gusset bag |
| 10/08/2002 | US6461043 Reclosable bag |
| 10/02/2002 | EP1051294B1 Apparatus for forming tubular containers with reinforced edges and container |
| 09/26/2002 | WO2002074645A2 Reclosable bag with expansion gusset |
| 09/26/2002 | CA2441075A1 Reclosable bag with expansion gusset |
| 08/28/2002 | EP1234773A1 Method of making a reclosable bag |
| 08/27/2002 | US6440051 Method and apparatus for fabricating double-ended closure bags and double compartment bags |
| 08/22/2002 | US20020112451 Vertical form, fill, seal machine and methods |
| 08/14/2002 | EP1231146A1 Method and apparatus for filling packages made of flexible flat material |
| 08/06/2002 | US6428456 Apparatus for forming tubular containers with reinforced edges and container |
| 07/30/2002 | US6425847 Method for producing a packing material from plastic film or a similar weldable material |
| 07/25/2002 | WO2002057150A1 Package |
| 07/23/2002 | US6423356 Vented pouch arrangement and method |
| 07/18/2002 | US20020094139 Container for housing product and method for making same |
| 06/13/2002 | WO2002018228A3 Flexible container having flat walls |
| 06/06/2002 | US20020068671 Plastic bag |
| 06/05/2002 | EP1211061A2 Forming gusseted bags |
| 06/04/2002 | US6397557 Packaging machine for producing sealed packages of pourable food products |
| 05/30/2002 | US20020062925 Carrier tape webs having discrete sections of mating profile separated by profile free sections is introduced between two bag walls and sealed; carrier tape webs are sealed to bag wall films and cross seals are made; side gussets are formed |
| 05/27/2002 | CA2362100A1 Method and apparatus for fabricating double-ended closure bags and double compartment bags |
| 05/23/2002 | WO2001089946A3 Reclosable bag |
| 04/30/2002 | US6379291 Method and apparatus for producing and packing foil bags |
| 04/25/2002 | US20020046548 Method and apparatus for making gussetted package |
| 04/23/2002 | CA2273417C Method and apparatus for producing foil bags |
| 04/23/2002 | CA2273415C Apparatus and method for producing and packing foil bags |
| 03/27/2002 | CN1081586C Container having rectangular base and its manufacturing |
| 03/07/2002 | WO2002018228A2 Flexible container having flat walls |
| 02/28/2002 | WO2001087598A3 Wet waste compostable bag and method and apparatus for manufacturing same |
| 02/27/2002 | EP1181146A2 Method and apparatus for manufacture of a plastic bag with standup bottom wall |
| 02/12/2002 | CA2273419C Bag-producing apparatus and method of producing foil bags |
| 01/24/2002 | US20020009575 Plastic film hinging and pre-creasing process |
| 01/22/2002 | US6340343 Method and apparatus for producing foil bags |
| 12/19/2001 | CN1327530A Heat seal position measurment device for plastic film |
| 12/12/2001 | EP1123237A4 Vertical form, fill, seal machine and methods |
| 12/06/2001 | WO2001092111A1 Plastics packaging |
| 11/29/2001 | WO2001089946A2 Reclosable bag |
| 11/22/2001 | WO2001087598A2 Wet waste compostable bag and method and apparatus for manufacturing same |
| 11/20/2001 | US6319184 Apparatus and process for producing cold seal in plastic bags |
| 10/31/2001 | CN1319500A Equipment for making plastic bag |
| 10/18/2001 | US20010031295 Flexible bag; venting |
| 10/17/2001 | EP1146312A1 Heat seal position measurement device for plastic film |
| 09/26/2001 | CN1071627C Device for drawing-open continuous transverse-conveying flexible tube section at bottom of formed bag in bag production |
| 09/20/2001 | DE10013139A1 Resealable package has side folds at the base, but no side folds at the top, producing flat top surface over which rib and groove system for resealing extends |
| 09/06/2001 | DE19549618C2 Saugersteuerung II Sucker control II |
| 08/16/2001 | EP1123237A1 Vertical form, fill, seal machine and methods |
| 08/14/2001 | US6274181 Flexible bags, bag arrangements or pouches that include a gas vent or gas filter arrangement; foods |
| 07/31/2001 | US6267714 Bag-producing apparatus and method of producing foil bags |
| 07/18/2001 | EP1116659A1 Packaging machine for producing sealed packages of pourable food products |
| 07/05/2001 | US20010005973 Method of making reclosable packaging |
| 07/03/2001 | US6254521 Apparatus for manufacture of a plastic bag with standup bottom wall |
| 06/13/2001 | EP1106339A2 Plastic bag making apparatus |
| 06/07/2001 | US20010002938 Plastic bag making apparatus |
| 05/15/2001 | US6231237 Container having rectangular base and its manufacturing |
| 05/08/2001 | US6226964 Method for forming bags in plastic material and the bag thus produced |
| 05/03/2001 | WO2001031291A1 Heat seal position measurement device for plastic film |
| 04/05/2001 | US20010000089 Vertical form, fill, seal machine and methods |
| 03/28/2001 | CN1289290A Apparatus for forming containers with reinforced edges and container |
| 03/08/2001 | DE19942035A1 Method and appliance for inserting attachment to flat bags involve packaging material unwound from roll, two edges and counter plunger |
| 03/07/2001 | EP0934209B1 Reclosable stand-up bag |
| 02/13/2001 | US6186933 Plastic bag manufacturing process |
| 02/06/2001 | US6182426 Vertical form, fill, seal machine and methods |
| 02/01/2001 | WO2000069617A3 Method and apparatus for manufacture of a plastic bag with standup bottom wall |
| 01/09/2001 | US6171226 Plastic bag bundling system |
| 11/23/2000 | WO2000069617A2 Method and apparatus for manufacture of a plastic bag with standup bottom wall |
| 11/23/2000 | CA2373244A1 Method and apparatus for manufacture of a plastic bag with standup bottom wall |
| 11/21/2000 | US6149567 Method for manufacturing a paper-based container, devices for its implementation and containers obtained |
| 11/15/2000 | EP1051294A1 Apparatus for forming tubular containers with reinforced edges and container |
| 10/31/2000 | US6139482 Bulk bag or liner and method of making it |
| 09/19/2000 | US6120183 Container and method of manufacturing same from a web of flexible material |
| 09/14/2000 | DE19910264A1 Verfahren zum Herstellen eines Packmittels aus Kunststoffolie oder dergleichen verschweißbarem Material A method for producing a packaging material made of plastic or the like weldable material |
| 09/13/2000 | EP1034918A2 Method of making a packaging means from a plastic film or similar weldable material |
| 09/05/2000 | US6113269 Automatic ventilating system for plastic bags |
| 08/01/2000 | US6095960 Method and device for manufacturing bags from tubular paper sections of a single layer or multiple layers |
| 08/01/2000 | US6095687 Flat bottomed plastic bag |
| 07/20/2000 | WO1999064307A9 Flat bottomed plastic bag |
| 07/18/2000 | US6090028 Bag and method of making the same |