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Class Information
Number: 383/42
Name: Flexible bags > With closure
Description: Subject matter wherein the bag includes means for preventing insertion or removal of content through the same access opening.










Sub-classes under this class:

Class Number Class Name Patents
383/88 Bag walls designed to be rolled together or folded on common fold line 63
383/93 Closure within bag 77
383/68 Elongated clamping elements 54
383/67 For access opening in bag bottom 197
383/66 For access opening in sidewall 371
383/71 Gathered bag mouth 143
383/59 Including auxiliary means for forming leakproof closure seal 51
383/84 Including closure flap which overlaps sidewall exterior when closed 105
383/92 Including securing element designed to extend through aligned openings in bag material (e.g., stitching) 23
383/78 Including separate closure element for straddling bag mouth (i.e., overlaps exterior portions of opposed bag walls) 64
383/61.1 Independent closures for single access opening 66
383/98 Overlapped flaps 41
383/63 Rib and groove 658
383/43 Self-closing type 104
383/70 Twisted bag mouth 28
383/62 With provision for positioning closure element in nonuse location 62


Patents under this class:
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Patent Number Title Of Patent Date Issued
8678651 Disposable storage bags Mar. 25, 2014
8573445 Flexible pouch with a tube spout fitment and flexible sleeve Nov. 5, 2013
8568030 Utility bag Oct. 29, 2013
8523436 Flexible shipping container and manufacturing process Sep. 3, 2013
8267912 Infusion bag with needleless access port Sep. 18, 2012
8206364 Collecting bag having improved closure and method of manufacturing such a collecting bag Jun. 26, 2012
8083102 Flexible pouch with a tube spout fitment and flexible sleeve Dec. 27, 2011
8051540 Releasable fastening arrangement Nov. 8, 2011
7939149 Heat-shrinkable anti-fomitic device incorporating anti-microbial metal May. 10, 2011
7926925 Ink pack having welded tap and ink cartridge Apr. 19, 2011
7843432 Mouse pad carrying case Nov. 30, 2010
7618405 Flexible container with a flexible port and method for making the same Nov. 17, 2009
7404869 Method for producing packaging laminated material Jul. 29, 2008
7237676 Demonstration kit for marketing a product or system Jul. 3, 2007
7045199 Drawable and writable photo album May. 16, 2006
6994699 Port, a container and a method for accessing a port Feb. 7, 2006
6779921 Zippered film and bag Aug. 24, 2004
6737974 Shipping container and system along with shipping method employing the same May. 18, 2004
6730071 Collection, storage, transportation and sampling system and method of use thereof May. 4, 2004
6649236 Anti-fomitic devices Nov. 18, 2003
6468611 Anti-fomitic devices Oct. 22, 2002
6394652 Flexible bags having stretch-to-fit conformity to closely accommodate contents in use May. 28, 2002
6321589 Methods and apparatus for sealing a porous material sample for density determination using water displacement methods and associated surface conformal resilient compressible bags Nov. 27, 2001
6303363 Method for culturing microorganisms in prefilled flexible containers Oct. 16, 2001
6273610 Package formed of soft sheet Aug. 14, 2001
6196716 Side seal tamper indicating bag Mar. 6, 2001
6179880 Fabric treatment compositions containing polysulfonic acid and organic solvent Jan. 30, 2001
6146875 Method for culturing microorganisms in prefilled flexible containers Nov. 14, 2000
6132474 Fabric-cleaning bag having absorptive inner layer Oct. 17, 2000
6086634 Dry-cleaning compositions containing polysulfonic acid Jul. 11, 2000
5997586 Dry-cleaning bag with an interior surface containing a dry-cleaning composition Dec. 7, 1999
5857600 Portable case Jan. 12, 1999
5746776 Dry-cleaning kit for in-dryer use May. 5, 1998
5608949 Fastenable bag closure Mar. 11, 1997
5605112 Storage bag having tie-down straps for boats and method of use thereof Feb. 25, 1997
5199572 Balloon storage system and method for assembling the same Apr. 6, 1993
5125919 Wedge-shaped port for flexible containers Jun. 30, 1992
4989400 Disposable bag and mounting apparatus for a lawn mower Feb. 5, 1991
4874090 Self-seal sterilization pouch Oct. 17, 1989
4856913 Pool sweep bag Aug. 15, 1989
4846588 Debris collector bag Jul. 11, 1989
4836690 Carrier container with improved closure Jun. 6, 1989
4789248 Pocketed mail bag Dec. 6, 1988
4714353 Laundering bag for paired items Dec. 22, 1987
4640411 Mailer construction Feb. 3, 1987
4603434 Ripple lock closure for flexible bags Jul. 29, 1986
4600614 High-frequency heatable plastics Jul. 15, 1986
4596040 Large bulk bag Jun. 17, 1986
4519095 Adhesive channel closure for flexible bags May. 21, 1985
4515840 Sheet material May. 7, 1985

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