Class 4/293 - Closure

Subclass of Class 4 - Baths, closets, sinks, and spittoons
Definition: Closures adapted to be placed over the outlet of the receptacle.
No. of patents: 30
Last issue date: 02/21/2012

Number	Title	Issue Date
8117686	Durable protective cover for preventing spilled liquids from flowing into drains or holes Durable protective covers for drains and other holes are provided which prevent spills and unwanted liquids from flowing therein. The protective covers include a durable backing layer and a pliable, tacky sealing layer which conforms and adheres to a surface surroun...	02/21/2012
7950075	Protective cover for preventing spilled liquids from flowing into drains or holes A protective cover for drains and other holes is provided which prevents spills and unwanted liquids from flowing therein. The protective cover includes a durable backing layer and a pliable, tacky sealing layer adjacent a portion of the durable backing layer which ...	05/31/2011
7367078	Disposal plunger-brush A “plunger-brush” is described and claimed. The plunger-brush includes a surface cleaning element at one end of a cylindrical member, which is used to sweep debris from a surface. The cylindrical member also bears a collar that closes a drain opening when the pl...	05/06/2008
7290295	Captive drain plug assembly A captive drain plug assembly is securely attached to a drain trap and has a mounting anchor mounted inside the drain trap, a sleeve mounted slidably on the mounting anchor and a decorative stopper attached to the sleeve. When the drain plug is used, the decorative ...	11/06/2007
7089607	Pool drain assembly with annular inlet The swimming pool floor or spa floor drain assembly of the present invention includes a drain body having a mouth positionable in proximity to the pool wall to serve as a fluid flow inlet, a spaced apart fluid flow outlet positionable below the mouth and a sidewall ...	08/15/2006
7055184	Closet flange with knockout retainer A closet flange is provided for coupling the base of a toilet to a drain pipe. A main generally cylindrical body portion is dimensioned for connection to the upper end of a drain pipe and has a through bore for communicating with the interior of the drain pipe. An a...	06/06/2006
6966077	Apparatus for automatically operating a drain valve in a washstand Disclosed is an apparatus for opening and shutting a drain valve in a washstand, particularly, an apparatus for automatically opening and shutting a drain valve in a washstand, wherein an automatic opening and shutting means for automatically opening and shutting th...	11/22/2005
6691411	Method of installing a wastewater drain assembly for a bathtub A method of installing a wastewater drain assembly for a bathtub by inserting an L-shaped drain pipe into a drain hole of a bathtub such that an annular flange on the drain pipe rests on a bottom wall of the bathtub. Slideably mounting a lock washer over ...	02/17/2004
6601242	Flexible sink strainer and stopper A combination flexible strainer and plug for use in conjunction with a drain opening of a plumbing fixture. The strainer comprising a substantially cylindrical portion constructed and arranged to extendingly engage the drain opening. The strainer having a...	08/05/2003
6530722	Drain sealing device A drain seal for rapidly sealing the apertures in a drain grate, the drain seal composed of a mat of polymeric material and having a pair of opposing sealing surfaces and internally disposed reinforcement members to increase structural integrity....	03/11/2003
6490739	Plug for a sink drain A plug for a sink drain includes a body fitted to a sink, a connector with a spring and secured to the body, a cap mounted on the connector, and a knob mounted on the cap. The spring extends through the connector to urge against the cap whereby the plug h...	12/10/2002
6338168	Weight core drain covering system A drain covering system for preventing water from going down the drain. The drain covering system includes a basin that has a drain and a drain covering member that includes an outer covering and a weighted core. The drain covering member is positionable ...	01/15/2002
6138290	Movable fitting members for use with drain fittings A movable fitting member for use with a drain fitting for controlling the discharging of fluid, comprises a drain fitting, a cylindrical guide post with an inserting plate, a lower bearing portion, and a fitting member. If the guide post is in a position ...	10/31/2000
6092244	Locking grate device for a floor sink A locking grate for a floor sink includes a screen member having holes dimensioned to allow the passage of liquid but prevent the passage of solid waste and a mounting hole, a threaded member dimensioned to extend through the mounting hole, and a locking ...	07/25/2000
5915847	Drain stopper with lift mechanism A drain stopper having a lift mechanism or assembly and, optionally, a strainer assembly, is provided wherein a sealing member which may be a stopper plug or a flat disc is coupled to an elongate rod having a pair of legs extending in one direction and a ...	06/29/1999
5832544	Sink drain stopper A sink drain stopper has a main body provided therein with a cover body capable of rising and descending. The cover body is provided in the top thereof with a pull head. A center rod is located in the extension of the cover body by a bolt such that the ce...	11/10/1998
5832545	Sink drain plug A sink drain plug is composed of a main body, a cover body, a center rod, a pull head, and an elastic wire body. The main body is fastened with a sink or lavatory. The cover body is located on the top of the main body and is provided with a hollow column ...	11/10/1998
5758368	Waste water valves for bathtubs and the like A waste water valve for use in the bottom of a bathtub or the like has a drain insert extending through an opening in the bottom end of the receptacle. A support member extends across the lower end of the drain inset and the vertical post is secured there...	06/02/1998
5749561	Plug assembly A plug assembly (2) which can be used in a drain, sink or bath (5). The plug (2) is of the pop up type being spring biassed into an open position. The plug (2) includes inter-engaging means for engagement of the plug (2) with a waste pipe (3) and means to...	05/12/1998
5458769	Floor drain The floor drain comprises a drainage bowl (2) or outlet gutter with an upward facing inlet opening (4) and an outlet (5), comprises slots (9) or passageways having each a substantially vertical portion with a constant cross-section, and having each its en...	10/17/1995
4825477	Hair retriever tub drain device A pair of spring loaded cylinders each supporting an upwardly projecting post mounted in a drain. A strainer is attached to the drain with the posts porjecting upwards through holes in the strainer. A disposable insert, having a hooked material such as VE...	05/02/1989
4744109	Gas-sealing insert for floor drains A gas-sealing insert for floor drains. The insert comprises a cover for sealing a floor drain opening except for a hole passing through the cover, and tubing suspended below the cover for receiving water passing through the hole. The tubing, at one end, s...	05/17/1988
4671976	Web-type stock material with upwardly projecting filamentary elements and defined periphery Web-type stock material having upwardly projecting filamentary elements and a defined periphery, comprising, in combination, a flexible base member for overlying a floor surface in immediately surrounding relation to a liquid egress opening in the surface...	06/09/1987
4463461	Discharge pit having a water trap The invention has for its object to construct a discharge pit in a manner such that the height of incorporation is adjustable, whereas the effective height of the water trap remains unvaried under any condition so that the dimensions can always be adapted...	08/07/1984
4423824	Closure device A closure device, which may serve as a bottle closure or as a sink plug, or may constitute a container such as for an air-freshener material, comprises a base and a lid, formed by a resiliently deformable disc, centrally resiliently mounted on a bridge sp...	01/03/1984
4418432	Drain filter having filamentary surface irregularities to entangle hair and debris A new article of flexible and springy though rigid enough water impervious material provided with spikes or bristles or open web of crinkled filaments or rough indented openings to be installed around any conventional stopper for preventing hair, hairpins...	12/06/1983
4233697	Protective flange cover and method of use A protective cover or cap for connection to a toilet mounting flange installed on a drain or discharge pipe is described. The cover protects the stems of bolts for connecting the flange to the toilet by means of at least two tubular extensions on the cove...	11/18/1980
4198717	Modular assembly for drain trap A trap to be installed in a wall leading to a drain comprises an assembly of interfitted modular units, molded or deep-drawn from corrosion-resistant synthetic resin, which include an upwardly open housing of rectangular outline, a conduit with a bottom i...	04/22/1980
4170047	Vaned anti-vortex pool drain cover A protective cover for swimming pools drains and the like. The cover is of a unitary construction and is preferably injection-molded from a flexible, tough, spring-like plastic. The cover includes an outer, annular rim designed to rest on a sub-main drain...	10/09/1979
4134162	Disposable drain strainer A drain strainer that includes a vacuum cup defining a ring-shaped base that has an inverted generally conical first shell projecting upwardly therefrom, which shell has a number of circumferentially and vertically spaced first drain openings therein that...	01/16/1979

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Class 4/293 - Closure