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| Number | Title | Issue Date |
| 6932508 | Positive valve closure for plastic-lined bags and method for making same A plastic valve bag construction is provided having structure enabling positive closure of the outer opening of the valve, once filling of the bag has been completed. Closure is provided by the placement of adhesive on one or more regions adjacent the outer opening ... | 08/23/2005 |
| 6837394 | Sanitary disposal unit A sanitary container apparatus comprises a base container; a container cap providing at least one door for insertion of sanitary products; and a container insert bag. The insert bag provides a peripheral adhesive layer on a top exterior surface and on a top interior... | 01/04/2005 |
| 6723408 | Resealable envelope A resealable envelope comprising a flexible plastic back sheet, a backing adhesive applied on a back surface of the flexible plastic back sheet to attach the envelope to a package, a flexible plastic front sheet attached to the back sheet at their respective side ed... | 04/20/2004 |
| 6164823 | Valve bag and method for making a valve bag A valve bag has a sleeve that includes a butt seam formed by abutting opposed edges of a paper sheet and securing the abutting edges. A strip of tape may be used to secure the abutting edges. The interior surface of the sleeve and the tape are both constr... | 12/26/2000 |
| 5849253 | Dispenser A dispenser for powdered, granular, pellet, briquette or tablet-like material is provided. The dispenser includes a dispenser head through which the material dissolved in water can be dispensed. A spray device is provided at the head to spray water onto t... | 12/15/1998 |
| 4686814 | Bag for containing flowable foodstuff A bag for containing flowable foodstuffs, made of a completely sealed laminated film, the bag having a reinforcing band attached thereto so as to ensure the opening operation made to one end of the bag for filling flowable foodstuffs to the inside and to ... | 08/18/1987 |
| 4566131 | Valved bag A valved bag consists of a collapsed section of a tubular plastic film, which has been formed in that the side portions of a plastic film web have been infolded to overlap each other and which has been provided with transverse top and bottom seam welds an... | 01/21/1986 |
| 4524460 | Valved sack A sack is constructed from a thermoplastic film of which the side portions are brought into partial overlapping relationship to define a tube section and top and bottom weld seams are applied transversely. A longitudinal weld seam applied within the confi... | 06/18/1985 |
| 4518684 | Rapid X-ray developing system The invention is an improved system for the rapid development of X-rays. The system is particularly useful for the development of dental-type X-rays. The system consists of an enclosed sealed pouch-like holder for the unexposed X-ray film, a special pocke... | 05/21/1985 |
| 4367620 | Valved bag sealing A vacuum heater head is provided for sealing the valve of a bag after the bag has been filled through the valve. The head has a generally planar surface with a plurality of spaced recesses opening therethrough, passages being provided in the head to open ... | 01/11/1983 |
| 4219054 | Method and apparatus for filling valve bags A method and system for filling and for sealing valve bags of the type having a water activated sealing means on the interior of the filling valve. A fill spout or nozzle is provided to maintain the filling valve free from contamination by the material be... | 08/26/1980 |
| 4066108 | Valve bag filler, handling and sealing system In combination with sealable valve bags and a valve bag packer, a valve bag sealer comprising a bag transfer assembly for removing a filled valve bag from the filling tube of the packer and positioning the filled bag adjacent a sealing head assembly, said... | 01/03/1978 |
