| Patents for B31B 41 - Machinery characterised by making envelopes or bags of other specific form or construction (686) |
|---|
| 09/24/1985 | US4543082 Method of making direct mail article with reply envelope and detachable reply devices visible within reply envelope |
| 09/10/1985 | US4540089 Bag and bag making apparatus |
| 09/04/1985 | EP0153742A1 An apparatus for manufacturing a jacket case for disc |
| 09/04/1985 | EP0074362B1 Bag and bag making apparatus |
| 08/20/1985 | CA1192167A1 Easy open package having a reclosable feature |
| 07/30/1985 | US4531993 Folding sheet to form first panel and double layer, refolding to form triple layer, severing and removing portion, folding both to form envelope and enclosure |
| 07/23/1985 | US4530731 High speed method of making envelopes each with a separate enclosure |
| 07/23/1985 | US4530730 Method of making envelope assemblies |
| 07/23/1985 | US4530729 Pvc containers such as boxes or jackets |
| 07/09/1985 | CA1190079A1 Method and apparatus for folding and cutting articles from a tubular thermoplastic envelope |
| 07/02/1985 | US4526639 Means for intermittently feeding lengths of plastic film, heating means, receiver means, stacker, conveyor means |
| 05/28/1985 | US4519499 Container having a selectively openable seal line and peelable barrier means |
| 05/15/1985 | EP0140931A1 A package and method for fabrication thereof. |
| 03/06/1985 | EP0133749A1 Dunnage bags, their production and their use in shoring freight |
| 10/25/1984 | WO1984004083A1 A package and method for fabrication thereof |
| 10/23/1984 | US4478386 Bag for use in the shaping of liquid food products of stimulants, and a method and an apparatus for use in the production of the bag |
| 08/14/1984 | US4464878 Mechanism and method of making an envelope |
| 07/31/1984 | US4462854 Process and apparatus for making a multi-pocketed album page |
| 07/31/1984 | CA1171771A1 Method and apparatus for production of album leaves |
| 07/17/1984 | CA1170904A1 Method and apparatus for forming a plastic enclosure for fluids with selectively interconnectable internal compartments |
| 07/10/1984 | US4458811 Compartmented flexible solution container |
| 06/26/1984 | US4455809 Process and apparatus for manufacturing continuous sealed postal or other envelope assemblies |
| 05/08/1984 | US4447218 Method and apparatus for the automatic folding of floppy disc storage envelopes |
| 04/25/1984 | EP0106139A2 A bag for use in the shaping of liquid food products or stimulants and a method for the production of the bag |
| 03/28/1984 | EP0104067A2 Direct mail article with reply envelope and detachable reply devices visible within reply envelope |
| 03/20/1984 | US4437852 Method of producing mailer with self contained reply envelope |
| 02/15/1984 | EP0100609A1 Apparatus and method for forming and stacking plastic bags |
| 02/14/1984 | US4431470 Method for production of album leaves |
| 01/18/1984 | EP0098322A1 Plastic bag |
| 01/03/1984 | US4424093 For stamps or photos |
| 12/06/1983 | CA1158209A1 Container with a stiffened bottom, and methods for producing the same |
| 11/15/1983 | US4415325 Folding of flat sheet to exact interior height |
| 10/25/1983 | US4411643 Double envelope and method of making same |
| 07/26/1983 | CA1150685A1 Rigid handle for container made from synthetic material |
| 07/05/1983 | US4391669 Device for making recording disc cartridge |
| 06/22/1983 | EP0082004A2 Method of producing mailer with self-contained reply envelope |
| 04/19/1983 | CA1144729A2 Method for making a container having a soft, pliable wall |
| 03/23/1983 | EP0074362A1 Bag and bag making apparatus. |
| 03/22/1983 | US4377192 Pitcher-like vessel with reinforced handle |
| 12/07/1982 | CA1136913A1 Continuous enveloper system |
| 10/20/1982 | EP0063013A1 Double bag with separate openings and process for its production |
| 09/30/1982 | WO1982003208A1 Bag and bag making apparatus |
| 09/14/1982 | CA1131534A1 Method and apparatus for producing a support package |
| 08/31/1982 | US4347091 Apparatus for the production of jackets for recording disks |
| 08/10/1982 | US4343129 Mechanism of making an envelope |
| 07/14/1982 | EP0056017A2 Method and apparatus for manufacturing bags, and bag produced by such method |
| 06/30/1982 | EP0054735A2 Device for producing rolls of flexible sheets wound in staggered overlapping formation |
| 06/29/1982 | US4337058 Method of making a container strip having inserts |
| 05/26/1982 | EP0052151A1 Ply-bottom bag and apparatus for making it |
| 05/12/1982 | EP0051099A1 Method and device for making continuous mailing envelope forms or others |
| 03/23/1982 | CA1120226A1 Process and apparatus for manufacturing flat plastic net |
| 03/03/1982 | EP0046509A2 Method and apparatus for manufacturing sheets with containing pockets |
| 01/26/1982 | US4312169 Mechanism for making an envelope around an insert |
| 01/12/1982 | US4310371 Process for the manufacture of a jacket for a flexible disk for data recording |
| 12/08/1981 | US4304621 Apparatus for the manufacture of a jacket for a flexible disk for data recording |
| 09/15/1981 | US4289569 Manufacture of sealed-end tubular thermoplastic net bagging |
| 09/15/1981 | CA1108909A1 Method and device for making envelopes from a continuous web and including the stuffing and sealing of those envelopes |
| 06/23/1981 | US4274896 Method for making sacks which are open at one end and comprise an outer sack of woven plastics tape fabric |
| 06/23/1981 | US4274539 Packaged sealed-end tubular thermoplastic net bagging |
| 06/09/1981 | US4272235 Method and apparatus for folding and sealing a floppy disc envelope |
| 05/19/1981 | US4268344 Within transparent plastic bag |
| 01/07/1981 | EP0020497A1 Manufacture of sealed-end tubular thermoplastic net bagging |
| 01/07/1981 | EP0020463A1 Continuous enveloper system |
| 11/11/1980 | US4232593 Improvements in and relating to the manufacture of record sleeves |
| 06/03/1980 | US4205504 Method and device for making envelopes from a continuous web and including the stuffing and sealing of those envelopes |
| 05/14/1980 | EP0010873A1 Flat plastic net and process and apparatus for manufacturing flat plastic net |
| 05/01/1980 | WO1980000826A1 Continuous enveloper system |
| 04/17/1980 | WO1980000674A1 Manufacture of sealed-end tubular thermoplastic net bagging |
| 02/26/1980 | US4190690 Manufacture of sealed-end tubular thermoplastic net bagging |
| 02/26/1980 | US4189895 Method and apparatus for making envelope assemblies |
| 11/27/1979 | CA1066935A1 Multiple enclosure mailer |
| 10/31/1979 | EP0004891A1 Method and device for making dome-shaped packages |
| 07/17/1979 | US4161091 Apparatus for making a connected series of stuffed sealed envelope assemblies |
| 12/05/1978 | CA1043610A1 Collapsible container forming machine |
| 09/05/1978 | CA1037755A1 Packaging for disc records |
| 05/30/1978 | US4091596 Method of and apparatus for manufacturing envelopes |
| 03/07/1978 | US4077307 Manufacturing apparatus for fabricating a disposable crust rolling form |
| 02/07/1978 | US4071997 Mechanism and method of making an envelope |
| 01/10/1978 | US4067171 Method of making multiple enclosure mailer |
| 12/20/1977 | US4063398 Multi-panel envelope form and method of producing same |
| 06/28/1977 | US4031818 Apparatus for preparing sealed envelope units with messages |
| 01/18/1977 | US4003183 Method of enclosing insert material in a continuously advancing envelope blank |
| 01/11/1977 | US4002289 Static-type mixer and receptacle |
| 05/11/1976 | US3956049 Continuous business form or the like adapted for subsequent processing into original indicia bearing lottery tickets, envelopes or the like |
| 05/11/1976 | US3955750 Multi-panel envelope form |
| 02/24/1976 | US3939628 Bag and package making method |