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Browse by Category: Main > Packaging & Containers
Class Information
Number: 53/512
Name: Package making > With contents treating > Vacuum or inert atmosphere > With preformed bag
Description: Apparatus in which the cover for the contents being treated comprises a prefabricated pouch-like receptacle of flexible material.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8671655 Apparatus for pressurizing containers Mar. 18, 2014
8650844 Method and apparatus for a product dispenser Feb. 18, 2014
8640430 Method and assembly for the controlled change of the gas content inside a package Feb. 4, 2014
8517377 Conveying apparatus, recording apparatus, conveying method, and recording method Aug. 27, 2013
8484933 Method and apparatus for packing a material in a packing container Jul. 16, 2013
8438870 Refrigerator door vacuum preservation system May. 14, 2013
8240112 Evacuation device Aug. 14, 2012
8234841 Apparatus and method for filling flexible foil bags Aug. 7, 2012
8166872 Modified atmosphere for food preservation May. 1, 2012
8136330 Medical fluid container Mar. 20, 2012
8099930 Device and method for positioning of nozzles Jan. 24, 2012
8069637 Bag sealing system and method Dec. 6, 2011
8061110 Inflation and sealing device with disengagement mechanism Nov. 22, 2011
8056471 Plastic, re-sealable elongated check valve application to a square, cylindrical or flat type of a vacuum food package Nov. 15, 2011
8047128 Vacuum cooking apparatus for household use Nov. 1, 2011
8033085 Machine for shaping, filling and closing expanded polymer containers Oct. 11, 2011
8020360 Device to produce a modified atmosphere for food preservation Sep. 20, 2011
7997047 Air evacuation assembly for sealable plastic bags Aug. 16, 2011
7963090 Flexible full package deflators and former Jun. 21, 2011
7937914 Device and method for evacuating storage bag May. 10, 2011
7921625 Method for impermanent sealed perforation of thin-walled packaging Apr. 12, 2011
7895815 Devices for introducing air into, or removing air from, containers Mar. 1, 2011
7891160 Method and device for gas filling and sealing of a duct intended to be filled with gas and positioned in a container of a collapsible type, and container blank comprising such a duct Feb. 22, 2011
7870708 Device and method for evacuating a storage bag Jan. 18, 2011
7861499 Filling machine for open, sealable sacks Jan. 4, 2011
7854107 Substantially closed system for safely disposing potentially hazardous material Dec. 21, 2010
7845146 Method and apparatus for making dunnage Dec. 7, 2010
7818948 Method and apparatus for evacuating re-sealable bags Oct. 26, 2010
7805913 Method and apparatus for evacuating and sealing containers Oct. 5, 2010
7770367 Dual mode bagger Aug. 10, 2010
7765777 Devices for introducing air into, or removing air from, containers Aug. 3, 2010
7726104 Vacuum packaging system with end cutter Jun. 1, 2010
7712290 Container packaging apparatus May. 11, 2010
7654063 Method and device for gas filling and sealing of a duct intended to be filled with gas and positioned in a container of a collapsible type, and container blank comprising such a duct Feb. 2, 2010
7644561 Apparatus for extracting air from packages Jan. 12, 2010
7568326 Apparatus and method for vacuum sealing a food item package Aug. 4, 2009
7540127 Vacuum sealer Jun. 2, 2009
7536837 Apparatus for inflating and sealing pillows in packaging cushions May. 26, 2009
7530212 Portable vacuum packaging machine May. 12, 2009
7526904 Apparatus for making pneumatically filled packing cushions May. 5, 2009
7516594 Apparatus and method for vacuum sealing a food item package Apr. 14, 2009
7503158 System for evacuation of containers Mar. 17, 2009
7490449 Method and apparatus for making dunnage Feb. 17, 2009
7484346 Vacuum packaging appliance with removable trough Feb. 3, 2009
7478516 Vacuum packaging appliance Jan. 20, 2009
7464522 Vacuum packaging appliance Dec. 16, 2008
7464521 Vacuum packaging machine for product packages with multiple products Dec. 16, 2008
7454884 Appliance for vacuum sealing food containers Nov. 25, 2008
7441389 Device for vacuum packing articles, storage container for such a device and vacuum packing system Oct. 28, 2008
7424757 Disposable sleeping bag Sep. 16, 2008

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