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
4129228	Medication container with quick release closure	Dec. 12, 1978
4106654	Container with side sealing closure and method of forming the seal thereof	Aug. 15, 1978
4103798	Combination cap	Aug. 1, 1978
4098419	Blow molded plastic bottle and antitamper cap	Jul. 4, 1978
4091948	Linerless container closure	May. 30, 1978
4090631	Screw-type bottle cap having improved sealing properties	May. 23, 1978
4089463	Screw caps	May. 16, 1978
4081098	Container lid having gripping means	Mar. 28, 1978
4079756	Protective closure for external pipe threads	Mar. 21, 1978
4063639	Display and storage device for small articles	Dec. 20, 1977
4057168	Vented test tube top	Nov. 8, 1977
4053704	Plug and kit of parts including same for use in forming a moisture-proof cable splice enclosure	Oct. 11, 1977
4051972	Canning closure and method	Oct. 4, 1977
4051974	Sealing apparatus	Oct. 4, 1977
4044917	Closure element for a container	Aug. 30, 1977
4019646	Cap with inside stopper for receptacle	Apr. 26, 1977
4013419	Digestion bomb	Mar. 22, 1977
4010860	Shaped container	Mar. 8, 1977
3997077	Containers with screw caps	Dec. 14, 1976
3987921	Closure for containers	Oct. 26, 1976
3976217	Cap liner construction	Aug. 24, 1976
3973690	Sealing closure cap assembly	Aug. 10, 1976
3960288	Bottle cap with means to effect seal with irregular bottle ends	Jun. 1, 1976