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Browse by Category: Main > Packaging & Containers
Class Information
Number: 215/21
Name: Bottles and jars > Nonrefillable > Guard or valve type > Valves > Single type gravity controlled
Description: Subject matter which are actuated by gravity. These valves depend on their own inherent weight and not on any external weight for their operation.










Sub-classes under this class:

Class Number Class Name Patents
215/23 Pendant weight 0
215/24 Pivoted 1
215/22 Separate disconnected weight 5


Patents under this class:

Patent Number Title Of Patent Date Issued
8616392 Anti-filling anti-spill device for bottleneck, composite sealing cap including said device Dec. 31, 2013
8522991 Tamper evident closure Sep. 3, 2013
8469227 Device to enhance and prolong a hot beverage drinking experience Jun. 25, 2013
8181803 Means for sealing bottle caps with evidence of opening May. 22, 2012
7922019 Stopper capsules and method for production thereof Apr. 12, 2011
7802703 Collapsible container system Sep. 28, 2010
7740145 Bottle cap Jun. 22, 2010
7562783 Functional insert for the neck of a recipient, especially a bottle, and closing capsule comprising said insert Jul. 21, 2009
7398890 Liquid container closure assembly Jul. 15, 2008
7219820 Closure May. 22, 2007
7140519 Collapsible container system Nov. 28, 2006
6854612 Liquid container closure assembly Feb. 15, 2005
6619492 Security closure for bottles of liquor and the like Sep. 16, 2003
6357614 Non-refilling devices for containers Mar. 19, 2002
5971179 Non-refilling devices Oct. 26, 1999
5743437 Closure for containers for liquid Apr. 28, 1998
5419446 Non-refillable container closure May. 30, 1995
4660744 Non-refillable fitment Apr. 28, 1987
4635826 Tube container for receiving semifluid material Jan. 13, 1987
4497415 Non-refillable and inviolable bottle-cap Feb. 5, 1985
4491230 One-way pour valve Jan. 1, 1985
4458817 Closure with internal security for bottles and the like Jul. 10, 1984
4454954 Ball housing for a nonrefillable pour fitment Jun. 19, 1984
4449637 Anti-tampering devices for bottles May. 22, 1984
4411369 One way stopper plug for bottles Oct. 25, 1983
4382520 Flow control structures May. 10, 1983
4377242 Anti-tampering devices for bottles Mar. 22, 1983
4258854 Bottle fitment Mar. 31, 1981
4232795 Non-refillable bottle closure Nov. 11, 1980
4217988 Non-refillable pourer fitment Aug. 19, 1980
4043473 Device to prevent refilling of bottles and the like Aug. 23, 1977











 
 
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