Toilet flush valve

The ornamental design for a toilet flush valve, as shown and described.

FIG. 1 is a perspective view;

FIG. 2 is a front elevation view;

FIG. 3 is a rear elevation view;

FIG. 4 is a left side elevation view;

FIG. 5 is a right side elevation view;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view.

Patent	Priority	Assignee	Title
D520111,	Sep 01 2004	Globe Union Industrial Corp.	Flush valve
D529579,	Jun 14 2004	HELVEX, S A DE C V	Foot pedal flush valve for toilets
D531696,	Jun 14 2004	HELVEX, S A DE C V	Lever-type flush valve for toilets
D539869,	Jun 14 2004	HELVEX, S A DE C V	Lever-type flush valves for urinals
D569947,	Jul 05 2006	Sloan Valve Company	Flush valve
D759208,	Feb 12 2015	ZURN WATER, LLC	Dual flush handle sleeve
D759209,	Feb 12 2015	ZURN WATER, LLC	Dual flush handle sleeve
D844115,	Apr 27 2017		Faucet
D852331,	Apr 27 2017		Faucet
D852332,	Apr 27 2017		Faucet
ER7457,
ER9878,

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Aug 31 1999	KIM, DAE-SUNG	ROYAL TOTO METAL CO , LTD	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	010543	0260	pdf
Jan 19 2000		Royal Toto Metal Co., Ltd.	(assignment on the face of the patent)

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