Closures > Cap type > Removably attached to receptacle by relative rotation between keepers (e.g., screw threads or lugs) > Patents

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Class Information
Number: 215/329
Name: Bottles and jars > Closures > Cap type > Removably attached to receptacle by relative rotation between keepers (e.g., screw threads or lugs)
Description: Devices, wherein (1) the closure and the receptacle are respectively provided with keepers, and (2) relative rotation between said keeper secures the closure in, or releases it from, a closing position on the receptacle.

Sub-classes under this class:

Class Number	Class Name	Patents
215/337	Cap skirt impressed with circumferential inclined keeper indent, or with circumferentially spaced keeper indents	13
215/335	Keeper consists of separate member on receptacle	19
215/336	Keeper consists of tab or strip struck from cap skirt	5
215/333	Keeper formed by bend in bead encircling lower edge of cap skirt	6
215/340	Keeper formed by horizontal flange projecting inward from lower edge of cap skirt	6
215/339	Keeper formed by inward facing beads spaced along lower edge of cap skirt	3
215/334	Keeper formed only on inner wall of double-wall cap or consists of separate member on cap	47
215/332	Keeper has vertically and horizontally extending slots (e.g., bayonet)	54
215/338	Keeper shaved from inner surface of cap skirt	2
215/331	Projection engages keeper to stop rotation in closure applying direction	87
215/330	With means to prevent unintentional rotation in closure releasing direction	183

Patents under this class:

1 2 3 4 5

Patent Number	Title Of Patent	Date Issued
5950849	Container closure with ribbed enlarged grasping region	Sep. 14, 1999
5944207	Bottle closure assembly	Aug. 31, 1999
5941404	Tabbed threaded container cap	Aug. 24, 1999
5931323	Sealed container	Aug. 3, 1999
5913437	Tamper evident bottle cap	Jun. 22, 1999
5901867	Ventable cap	May. 11, 1999
5890609	Tamper indicating closure system	Apr. 6, 1999
5871111	Screwable closure cap with security against over-tightening	Feb. 16, 1999
5853097	Ribbed container closure	Dec. 29, 1998
5829607	Double ended bottle	Nov. 3, 1998
5788101	Container and closure	Aug. 4, 1998
5785195	Conically threaded closure system	Jul. 28, 1998
5785200	Sealing device for a cylindrical package of flexible material	Jul. 28, 1998
5769254	Container and closure with alignable handle	Jun. 23, 1998
5755348	Snap-on, screw-off cap and container neck	May. 26, 1998
5695083	Leaktight screw cap with disk having a gas-barrier effect	Dec. 9, 1997
5694978	Protective cap assembly for protecting and sealing a tubing	Dec. 9, 1997
5693036	Method of injection moulding an undercut formation on a circular body and a closure assembly including a coupling element	Dec. 2, 1997
5690243	Snap on twist off tamper indicating flexible cap and neck configuration	Nov. 25, 1997
5687866	Snap-on, screw-off cap and container neck	Nov. 18, 1997
5636740	Multi-element decorative dispensing closure	Jun. 10, 1997
5593055	Snap-on, screw-off cap with tamper-evident skirt and container neck	Jan. 14, 1997
5588545	Child-resistant and elderly friendly closure for containers	Dec. 31, 1996
5579932	Closure with outer driver having movable segments forming manual engagement member	Dec. 3, 1996
5549213	Reusable re-collapsible container and resealable cap	Aug. 27, 1996
5542532	Compact disc holder	Aug. 6, 1996
5542670	Flow control element and covered drinking cup	Aug. 6, 1996
5542556	Plastic closure with structural thread formation	Aug. 6, 1996
5526949	Conical thread blender jar	Jun. 18, 1996
5524782	Bottle improvement for shrink banded caps	Jun. 11, 1996
5523236	Closure assembly for cell culture vessels	Jun. 4, 1996
5518143	Container cap and assembly for sipping liquids	May. 21, 1996
5518135	Roll-resistant tennis ball can and lid	May. 21, 1996
5503187	Multiple synchronized thread connector	Apr. 2, 1996
5495958	Closure device for a cylindrical housing	Mar. 5, 1996
5464110	Double sided container closure and cooperating container	Nov. 7, 1995
5460283	Sealing closure cap	Oct. 24, 1995
5456376	Snap-on, screw off cap and container neck	Oct. 10, 1995
5454476	Container and closure	Oct. 3, 1995
5452748	Synchronized dual thread connector	Sep. 26, 1995
5431291	Heat set neck finish with segmented threads	Jul. 11, 1995
5398830	Unreplaceable receptacle closure system	Mar. 21, 1995
5383558	Sealed container	Jan. 24, 1995
5379909	Fillable hand held exercise device comprised of one dual sided closure and at least one container	Jan. 10, 1995
5307945	Closure	May. 3, 1994
5307946	Neck finish for a container and a matching registering multiple thread pattern in a flexible cap for engagement on neck said finish	May. 3, 1994
5299608	Sealed coupling for a fluid container	Apr. 5, 1994
5267661	Snap-on, screw off cap and container neck	Dec. 7, 1993
5262326	Multiplate subculture solid media devices	Nov. 16, 1993
5255805	Screw cap	Oct. 26, 1993