Patent
   D422691
Priority
Jul 27 1999
Filed
Jul 27 1999
Issued
Apr 11 2000
Expiry
Apr 11 2014
Assg.orig
Entity
unknown
3
1
n/a
The ornamental design for an air purifier, as shown.

FIG. 1 is a perspective view of an air purifier showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Huang, Ping

Patent Priority Assignee Title
D434129, May 03 2000 Hung Hsing Electric Co., Ltd. Air purifier
D552226, Nov 24 2006 Royal-G Enterprise Co., Ltd. Humidifier
D877877, Jan 21 2019 Hutzler Manufacturing Co., Inc. Odor absorber
Patent Priority Assignee Title
D402022, Dec 17 1997 JPMORGAN CHASE BANY Air purifier
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 23 1999HUANG, PINGHUNG HSING ELECTRIC CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0101310475 pdf
Jul 27 1999Hung Hsing Electric Co., Ltd.(assignment on the face of the patent)
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