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Browse by Category: Main > Packaging & Containers
Class Information
Number: 53/434
Name: Package making > Methods > With contents treating > Vacuum or gas treating > Flexible preform cover (e.g., bags, pouches)
Description: Methods in which the cover comprises a prefabricated baglike receptacle.










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8667768 Evacuatable container Mar. 11, 2014
8661773 Meat packaging Mar. 4, 2014
8650840 Reservoir for nebulizer with a deformable fluid chamber Feb. 18, 2014
8578684 Unitized package and method of making same Nov. 12, 2013
8534032 Method for placing inert gas in gas-filling packaging machine Sep. 17, 2013
8522926 Apparatus and method for lubricating pressure relief valves Sep. 3, 2013
8517377 Conveying apparatus, recording apparatus, conveying method, and recording method Aug. 27, 2013
8499533 Method and apparatus for wrapping a shipment Aug. 6, 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
8413800 Flat packaging of petri dishes for prolonged preservation and method of producing the same Apr. 9, 2013
8387185 Space saver pillow system and method for making the same Mar. 5, 2013
8381493 Method of packaging compound semiconductor substrates Feb. 26, 2013
8361409 Systems and methods for producing aqueous solutions and gases having disinfecting properties and substantially eliminating impurities Jan. 29, 2013
8328159 Vacuum valve device for bag Dec. 11, 2012
8240112 Evacuation device Aug. 14, 2012
8234841 Apparatus and method for filling flexible foil bags Aug. 7, 2012
8231003 Protected filter units for safety filtration and method for production thereof Jul. 31, 2012
8205414 Method to produce a modified atmosphere for food preservation Jun. 26, 2012
8197138 Evacuable container and evacuation strip therefor Jun. 12, 2012
8099931 Method and device for packaging of bulk goods in bags Jan. 24, 2012
8099930 Device and method for positioning of nozzles Jan. 24, 2012
8069516 Space saver pillow system and method for making the same Dec. 6, 2011
8069637 Bag sealing system and method Dec. 6, 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
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
7870960 Disaster pack Jan. 18, 2011
7818948 Method and apparatus for evacuating re-sealable bags Oct. 26, 2010
7805913 Method and apparatus for evacuating and sealing containers Oct. 5, 2010
7779610 Method of vacuum packaging a single use disposable diaper Aug. 24, 2010
7770367 Dual mode bagger Aug. 10, 2010
7765774 Packaging methods and packaging materials for fine powders Aug. 3, 2010
7712290 Container packaging apparatus May. 11, 2010
7698762 Space saver pillow system and method for making the same Apr. 20, 2010
7685793 Evacuatable container Mar. 30, 2010
7681729 System for metering a length of duct from a flexible container retaining the duct in a longitudinally compressed state Mar. 23, 2010
7674491 Method for evacuating air from flexible packages Mar. 9, 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
7631476 Steam-replacement deaeration apparatus for use in bag packaging Dec. 15, 2009
7631760 Dual compartment pouch Dec. 15, 2009
7614203 User installable vacuum seal apparatus for storage bags Nov. 10, 2009
7596930 Method for evacuating a bag Oct. 6, 2009
7562511 Linear motion vacuum packaging system Jul. 21, 2009
7543708 Plastic bag for fine powders Jun. 9, 2009
7540127 Vacuum sealer Jun. 2, 2009
7490452 Method and apparatus for evacuating and sealing containers Feb. 17, 2009
7484346 Vacuum packaging appliance with removable trough Feb. 3, 2009
7478516 Vacuum packaging appliance Jan. 20, 2009

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