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Class Information
Number: 383/200
Name: Flexible bags > Bag having means to facilitate opening it by severing bag material or bag part (e.g., tearing, cutting, piercing, etc.)
Description: Subject matter wherein the bag includes means which facilitate forming an access opening by splitting or puncturing the bag material or a bag part.


Sub-classes under this class:

Class Number Class Name Patents
383/202 Combined with, or modified for opening by, a sharp-edged cutting implement or a piercing implement 81
383/205 Including a separate tearing element which is gripped and pulled to open the bag 101
383/203 Including means for reclosing the bag 136
383/207 Line of weakness delineates substantially the entire tearing path 134
383/201 Tearing facilitated by specified fiber or molecular orientation 30


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7618405 Flexible container with a flexible port and method for making the same Nov. 17, 2009
7607834 Peelable pouch containing a single or multiple dosage forms and process of making same Oct. 27, 2009
7581886 Shipping bag reversible into a tote Sep. 1, 2009
7523826 Airtight skin pack with high water-vapor impermeability and aroma protection Apr. 28, 2009
7481581 Packaging bag Jan. 27, 2009
7470062 Packaging member with easy-opening means Dec. 30, 2008
7331716 Flexible container, method of forming the flexible container, seal-breaking guide of the flexible container, method of enclosing liquid in the flexible container and the liquid enclosed in the Feb. 19, 2008
7267483 Container bag for seasoning sauce Sep. 11, 2007
7207719 Packing made from a film-like laminate and process for production of this packing Apr. 24, 2007
7111986 Packing made from a film-like laminate and process for production of this packing Sep. 26, 2006
7018099 Contoured pouch having a zigzag shape Mar. 28, 2006
6969197 Sterilizable package Nov. 29, 2005
6951999 Easily expandable, nontrapping, flexible paper, microwave package Oct. 4, 2005
6929399 Container bag for seasoning sauce Aug. 16, 2005
6827214 Barrier envelope for reusable photo-stimulable phosphor imaging plates Dec. 7, 2004
6811027 Quick opening garment protector Nov. 2, 2004
6789945 Sealed three-sided pouch with two chambers Sep. 14, 2004
6779922 Bag for automated filling and sealing machine Aug. 24, 2004
6726363 Packaging comprised of a foil-shaped composite material and method for producing said packaging Apr. 27, 2004
6718738 Plastic film bag assembly and process of filling Apr. 13, 2004
6708738 Self funnelling drink additive product Mar. 23, 2004
6702462 Flexible dispensing package Mar. 9, 2004
6679629 Device for manually opening flexible packages Jan. 20, 2004
6676292 Packaging enclosure for containing an article of manufacture Jan. 13, 2004
6667081 Pouch and method of producing film for pouch Dec. 23, 2003
6660983 Easily expandable, nontrapping, flexible paper, microwave package Dec. 9, 2003
6652144 Beverage container pouch Nov. 25, 2003
6637940 Curved tear guide on tubular packagings Oct. 28, 2003
6624130 Laundry product Sep. 23, 2003
6592917 Cookie packing container having hanger Jul. 15, 2003
6527748 Method of gastrostomy, and an infection preventive cover, kit or catheter kit, and a gastrostomy catheter kit Mar. 4, 2003
6499598 Easy opening system for shrunk hermetic bags Dec. 31, 2002
6436500 Package reclosure system and method Aug. 20, 2002
6352364 Tubular bag-type packing Mar. 5, 2002
6343876 Easy-to-open package having seal opening notch Feb. 5, 2002
6318893 Bag for automated filing and sealing machine Nov. 20, 2001
6309104 Bag-type package to be torn for easy access to the product Oct. 30, 2001
6267507 Container and method of manufacturing a container Jul. 31, 2001
6260705 Heat shrinkable pouch Jul. 17, 2001
6251489 Sterilizable flexible pouch package Jun. 26, 2001
6244747 Contoured pouch with pourable spout, and apparatus and process for producing same Jun. 12, 2001
6189694 Sterilizable flexible pouch package Feb. 20, 2001
6174083 Flat sealed sachet Jan. 16, 2001
6117505 Sterilizable flexible pouch package Sep. 12, 2000
6095689 Flexible bag with incorporated opening line Aug. 1, 2000
6077551 Microwave popcorn preparation and serving package with releasably adhered lap seam Jun. 20, 2000
6066346 Easily expandable, nontrapping, flexible paper, microwave package May. 23, 2000
6060095 Microwave popcorn serving package May. 9, 2000
6017598 Multilayer polymer film for a multichamber medical bag and process for fabrication thereof Jan. 25, 2000
5985384 Sealed pouch Nov. 16, 1999

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