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Class Information
Number: 220/578
Name: Receptacles > Internal closure-like member which rests on the unused contents of a container
Description: Device comprising an inner member which lies upon the remaining contents of a container to reduce exposure of the contents to the atmosphere.










Sub-classes under this class:

Class Number Class Name Patents
220/579 Foldable for insertion into a container 9
220/580 Vent means through closure-like member 15


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8662342 Materials storage method and device Mar. 4, 2014
8646642 Floating cover roof for a storage tank Feb. 11, 2014
8540109 Device stowing mechanism Sep. 24, 2013
8365931 Device for restricting air contact with wine in an opened wine bottle Feb. 5, 2013
7874446 Trash container with compacting lid Jan. 25, 2011
7753000 Controlled hay feeder Jul. 13, 2010
7628284 Container and sorbent combination Dec. 8, 2009
7503463 Ergonomic packs for production supply Mar. 17, 2009
7255244 Paint sealer for use within paint cans Aug. 14, 2007
7225942 Oil storage tank equipped with a floating bed type inner floating roof Jun. 5, 2007
7159736 Device for preserving freshness of contents of a container Jan. 9, 2007
7017768 Floatable barrier for use with a beverage container Mar. 28, 2006
6910595 Holder assembly Jun. 28, 2005
6779921 Zippered film and bag Aug. 24, 2004
6619494 Tablet package including a tablet hold-down device Sep. 16, 2003
6554153 Storage pocket (map wallet) Apr. 29, 2003
6467641 Container device with adjustable volume for immobilizing solder spheres and method thereof Oct. 22, 2002
5993096 Receptacle and applicator for printers' ink Nov. 30, 1999
5878899 Liner holder assembly Mar. 9, 1999
5845567 Manual trash compactor Dec. 8, 1998
5823381 Loaf sealing bread box Oct. 20, 1998
5794813 Structure of storing tank Aug. 18, 1998
5732848 Disposable and returnable containers comprising an insert Mar. 31, 1998
5626266 Container content removal device May. 6, 1997
5626257 Paint bladder May. 6, 1997
5519901 Water-fillable anchors for swimming pool covers and tarpaulins May. 28, 1996
5460291 Transport container for textile packages Oct. 24, 1995
5411156 Package having content immobilizing device May. 2, 1995
5405043 Door mounted hamper Apr. 11, 1995
5402908 Divided container Apr. 4, 1995
5361933 Ice cream storage shield Nov. 8, 1994
5339981 Paint can sealer Aug. 23, 1994
5305909 Method and device for protecting paint in a paint container Apr. 26, 1994
5305904 Fluid storage tank Apr. 26, 1994
5249692 Vapor seal Oct. 5, 1993
5213230 Paint can sealer May. 25, 1993
5188253 Container and method of manufacturing the same Feb. 23, 1993
5117998 Universal five gallon wiper plate assembly Jun. 2, 1992
4874108 Sealer for containers Oct. 17, 1989
4867312 Container sealing means for air and moisture sensitive materials Sep. 19, 1989
4836405 Container for the reception of a pumpable product Jun. 6, 1989
4790458 Follower plate seal Dec. 13, 1988
4773556 Aqueous joint compound seal Sep. 27, 1988
4764391 Process for preparing and storing brewed beverages Aug. 16, 1988
4759461 Container closure means Jul. 26, 1988
4684042 Container and follow plate assembly usable with viscous material dispensers having receiving ports of two different sizes Aug. 4, 1987
4625883 Floating lid for paint cans Dec. 2, 1986
4552090 Bulk material container with a rigid follower Nov. 12, 1985
4482047 Container Nov. 13, 1984
4471892 Material container having a flexible follower Sep. 18, 1984

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