Patent
   D891599
Priority
Apr 12 2019
Filed
Apr 12 2019
Issued
Jul 28 2020
Expiry
Jul 28 2035
Assg.orig
Entity
unknown
5
14
n/a
The ornamental design for an air purifier, as shown and described.

FIG. 1 is a perspective view showing the new design for an air purifier;

FIG. 2 is a front view thereof;

FIG. 3 is a rear 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.

The portions of the air purifier in FIGS. 1-7 shown in broken lines are included to show features that form no part of the claimed design.

Sun, Xuefeng, Li, Man, Liu, Liliang, Siu, Kin Hang

Patent Priority Assignee Title
D917032, Oct 03 2019 Daikin Industries, Ltd. Air conditioner
D927668, Oct 29 2019 Air purifier
D936199, Sep 17 2019 Coway Co., Ltd.; COWAY CO , LTD Portable air purifier
D948689, Feb 18 2019 GREE ELECTRIC APPLIANCES, INC OF ZHUHAI Dehumidifier
ER6783,
Patent Priority Assignee Title
CN304987503,
D534639, Jun 01 2005 Shanghai Neo Tec Electron Co., Ltd. Air purifier
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D668749, Apr 22 2010 Essick Air Products Pedestal humidifier
D780900, Dec 12 2014 Hy Cite Enterprises, LLC Air filter
D799015, Nov 13 2014 Boneco AG Fan assembly
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D835248, Sep 06 2017 3M Innovative Properties Company Air purifier
D840012, Jul 26 2017 GD MIDEA AIR-CONDITIONING EQUIPMENT CO , LTD Dehumidifier
D844766, Jan 12 2018 3M Innovative Properties Company Air purifier
D853544, Apr 06 2017 De' Longhi Braun Household GmbH Air purifier
D861145, Jul 07 2017 GREE ELECTRIC APPLIANCES, INC OF ZHUHAI Air conditioner
D876599, Jul 09 2018 GUANGDONG WAPU TECHNOLOGY CO., LTD. Vertical air purifier
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 12 20193M Innovative Properties Company(assignment on the face of the patent)
May 09 2019LIU, LILIANG3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0491960447 pdf
May 10 2019LI, MAN3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0491960447 pdf
May 11 2019SIU, KIN HANG3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0491960447 pdf
May 14 2019SUN, XUEFENG3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0491960447 pdf
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