Hair extension

The ornamental design for a hair extension, as shown and described.

FIG. 1 is a front view of a hair extension showing my new design;

FIG. 2 is a back view of thereof; and,

FIG. 3 is an enlarged perspective view of a portion of the hair extension within the area identified by broken circle “FIG. 3” in FIG. 2.

Patent	Priority	Assignee	Title
7032602,	Jul 16 2003		Extension hair having guide loop
7458383,	Sep 24 2003		Weft for hair extension and a method of extending the weft for hair extension to real hair
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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Apr 20 2017	HUA, YUNLONG	XUCHANG LONGQI ELECTRONIC COMMERCE CO , LTD	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	046729	0077	pdf
Apr 23 2017		Xuchang Longqi Electronic Commerce Co., Ltd.	(assignment on the face of the patent)

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