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Browse by Category: Main > Packaging & Containers
Class Information
Number: 383/121
Name: Flexible bags > End structure (e.g. bottom)
Description: Subject matter wherein the bag includes a specified feature of the closed end.


Sub-classes under this class:

Class Number Class Name Patents
383/123 Formed by folding bag walls on common fold line and joining together 18
383/125 Overlapping extensions of opposed walls 23
383/121.1 Rigid bottom 53
383/122 Seamless 69


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7588370 Aircraft trash compacting bag Sep. 15, 2009
7534040 Bag made of film material May. 19, 2009
7534041 Folding bag construction May. 19, 2009
7524111 Rigid-bottomed resealable bag with handles Apr. 28, 2009
7476029 Bag for containing an article Jan. 13, 2009
7261467 Flexible container bag Aug. 28, 2007
7237672 Radiation bag system Jul. 3, 2007
7163340 Folding bag construction Jan. 16, 2007
7156556 Stand-up packaging pouch, package body and feed roll, and manufacturing methods therefor Jan. 2, 2007
6921203 Stand-up pouch with legs Jul. 26, 2005
6918699 Flat bottom bag with handle Jul. 19, 2005
6767317 Gussetted plastic bag Jul. 27, 2004
6692148 Plastic bag making apparatus Feb. 17, 2004
6626570 Produce bag with draw top Sep. 30, 2003
6461041 Gussetted plastic bag Oct. 8, 2002
6406764 Two-ply sterilization wrap and method for sterilizing an article Jun. 18, 2002
6347886 Disposable contoured tank liner and method of production Feb. 19, 2002
6257764 Insulated shipping container, method of making, and article and machine used in making Jul. 10, 2001
6228011 Bag-in-carton and method and device for forming the bag-in-carton May. 8, 2001
6126315 Container formed of lamination sheet Oct. 3, 2000
6089367 Securement of a pad to the inside of a bag Jul. 18, 2000
6082613 Interplant bulk shipment containers Jul. 4, 2000
6005234 Microwave popcorn bag with cross mitre arrangement Dec. 21, 1999
5988878 Expandable bag, especially for bicycle racks Nov. 23, 1999
5961034 Cloth box sleeve Oct. 5, 1999
5952025 Bag and method of making the same Sep. 14, 1999
5944251 Form fit container liner Aug. 31, 1999
5938337 Bottom filled, bottom-gusseted bag and method of making the same Aug. 17, 1999
5893644 Glue bottom bulk container Apr. 13, 1999
5860743 Stable flexible pouch and method for making the pouch Jan. 19, 1999
5845995 Bag made of polymer and especially polyolefine fabric and process for producing it Dec. 8, 1998
5786050 Easy opening pouch Jul. 28, 1998
5758973 Bulk bag with reinforced lift straps Jun. 2, 1998
5695287 Bulk container with glued bottom Dec. 9, 1997
5683769 Decorative gift article Nov. 4, 1997
5676295 Molded rubber base for luggage Oct. 14, 1997
5618113 Bulk container with glued bottom Apr. 8, 1997
5595069 Adjustable refreezable utility cooler Jan. 21, 1997
5593086 Document holder with an extensible-retractable bag Jan. 14, 1997
5580173 Folding bag Dec. 3, 1996
5551570 Decorative packaging system including a method and kit therefor Sep. 3, 1996
5547284 Bag for liquids, pastes, or granulates and method of manufacturing Aug. 20, 1996
5518315 External bag support frame May. 21, 1996
5505557 Geotextile container Apr. 9, 1996
5490623 Utility bag Feb. 13, 1996
5474383 Flexible container apparatus with substantially rectangular-bottomed configuration Dec. 12, 1995
5415475 Disposable containers May. 16, 1995
5399020 Collapsible bag with integral cover Mar. 21, 1995
5378220 Method of constructing reusable yard waste container Jan. 3, 1995
5327851 Animal sleeping bag Jul. 12, 1994

1 2 3


 
 
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