Patent
   D550343
Priority
Jan 05 2007
Filed
Jan 05 2007
Issued
Sep 04 2007
Expiry
Sep 04 2021
Assg.orig
Entity
unknown
59
13
n/a
The ornamental design for stand air purifier, as shown and described.

FIG. 1 is a perspective view of a stand air purifier in accordance with my invention thereof;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Chen, Yaogang

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 30 2006CHEN, YAOGANGXI AN KONG HONG INFORMATION TECHNOLOGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0187290970 pdf
Jan 05 2007Xi'an Kong Hong Information Technology Co., Ltd.(assignment on the face of the patent)
Jan 08 2008XI AN KONG HONG INFORMATION TECHNOLOGY CO , LTD KONGHONG CORPORATION LIMITEDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0207250639 pdf
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