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Class Information
Number: 220/270
Name: Receptacles > Closures > With closure opening arrangements for means (e.g., opening devices) > Frangible member or portion > About line or point of weakness > With gripping means (e.g., pull tab)
Description: Device provided with means to grip the member or portion.


Sub-classes under this class:

Class Number Class Name Patents
220/274 Adapted for engagement with special tool (e.g., slotted key) 19
220/271 Provided with vent 87
220/272 Rivet connection between pull tab and removable portion integral with pull tab 10
220/273 Rivet connection between pull tab and removable portion integral with removable portion 89


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
7364779 Easy-opening high barrier plastic closure and method therefor Apr. 29, 2008
7344041 Easy open can end with cut protection Mar. 18, 2008
7311218 Tamper evident closure with reclose feature Dec. 25, 2007
7281636 Bottle cap having tear tab and sealing bead Oct. 16, 2007
7270246 Non-circular can end with corner-mounted tab and tooling and a conversion press for providing same Sep. 18, 2007
7267243 Container Sep. 11, 2007
7225944 Spoon leveling protected can end Jun. 5, 2007
7191931 Opening arrangement, packaging and method of providing a packaging with an opening arrangement Mar. 20, 2007
7147122 Easy open can end Dec. 12, 2006
7090088 Plastic container and lid construction Aug. 15, 2006
7086551 Plastic container and lid construction Aug. 8, 2006
7080749 Drum closure overcap and combination Jul. 25, 2006
7055713 Easy-opening closure for retortable container Jun. 6, 2006
7051896 Opening assembly May. 30, 2006
7021484 Device inserted into the sealed lids of metal packaging for liquid products Apr. 4, 2006
6981608 Beverage can Jan. 3, 2006
6951293 End closure with anti-rotation tab Oct. 4, 2005
6889861 Beverage can May. 10, 2005
6854616 Protective valve cap Feb. 15, 2005
6851568 Lid-seal of metal container for powdered food or other material Feb. 8, 2005
6817819 Easy-open container end Nov. 16, 2004
6790508 Multiple film sheet for containers with peel-off lids Sep. 14, 2004
6779675 Moulded tubular cartridge with controlled tearaway opening Aug. 24, 2004
6781142 Radiation-shielding container Aug. 24, 2004
6772901 Tamper resistant composite lids for food containers Aug. 10, 2004
6761280 Metal end shell and easy opening can end for beer and beverage cans Jul. 13, 2004
6755315 Beverage can with sieve cap Jun. 29, 2004
6726043 Container and plastic threadless closure member Apr. 27, 2004
6715629 Can end for a container Apr. 6, 2004
6681947 Bottle cap having tear tab and sealing bead Jan. 27, 2004
6669046 Food container lid member having selectively peelable area Dec. 30, 2003
6648140 Container for shaving cartridge or other stored item Nov. 18, 2003
6648169 User friendly beverage can Nov. 18, 2003
6644518 Tear-off device for opening drink cans Nov. 11, 2003
6604647 Molded container and lid having strategically positioned drainage opening Aug. 12, 2003
6588619 Tennis ball container safety shield Jul. 8, 2003
6550646 Synthetic resin-made tubular container Apr. 22, 2003
6454161 Opening device on a packaging sheet material Sep. 24, 2002
6427861 Top lid for beverage cans with opener integrated sanitary cover Aug. 6, 2002
6401956 Safety container end having improved opening characteristics Jun. 11, 2002
6382438 Container and flexible tube manufactured with a detachable cover that is reusable as a cap May. 7, 2002
6378718 Beverage can Apr. 30, 2002
6360909 Container closure having a frangible seal Mar. 26, 2002
6341709 Can with easy open end Jan. 29, 2002
6332552 Container closure Dec. 25, 2001
6328203 Opening feature for beverage container Dec. 11, 2001
6302301 Dispensing container with a sliding valve and a tamper-proof device Oct. 16, 2001
6290084 Rotary protective cover attachment for beverage container Sep. 18, 2001
6283318 Bottle cap made of synthetic resin Sep. 4, 2001
6260727 Disposable cup lid having fold back retainer Jul. 17, 2001

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