Stackable rebar chair extension

The ornamental design for a stackable rebar chair extension, as shown.

FIG. 1 is a front view of a stackable rebar chair extension according to the present design;

FIG. 2 is a bottom side view of the stackable rebar chair extension;

FIG. 3 is a top view of the stackable rebar chair extension;

FIG. 4 is an angled side view of the stackable rebar chair extension; and,

FIG. 5 is a perspective view of a stackable rebar chair extension according to the present disclosure.

Patent	Priority	Assignee	Title
11512470,	Aug 27 2021	OCM Inc	Stackable rebar chair
D869935,	Jul 24 2018		Stand
D909852,	May 02 2018	Gilman Construction Solutions, LLC	Support for embedding object in concrete
D940537,	Nov 28 2018		Rebar chair base
D949675,	Sep 08 2020	COASTAL SOURCE, LLC	Support stake
ER2781,
ER4673,
ER6098,
ER8443,

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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Nov 29 2017	CRAMER, ANDY	OCM, INC	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	044663	0101	pdf
Nov 29 2017	MAZIK, PETE	OCM, INC	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	044663	0101	pdf
Jan 19 2018		OCM, Inc.	(assignment on the face of the patent)

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