Patent
   D551328
Priority
Apr 18 2006
Filed
Apr 18 2006
Issued
Sep 18 2007
Expiry
Sep 18 2021
Assg.orig
Entity
unknown
12
13
n/a
The ornamental design for an air purifier, as shown and described.

FIG. 1 is a perspective view of a preferred embodiment of the air purifier device of the present invention;

FIG. 2 is a right side view thereof, the left side view being a mirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front side view thereof; and,

FIG. 6 is a rear view thereof.

Leng, Shengwen, Liu, Guangsheng

Patent Priority Assignee Title
D574476, Mar 07 2008 Ideal Living Holdings Limited Air purifier
D580538, Mar 09 2006 Hamilton Beach Brands, Inc Air purifier
D588251, Mar 07 2008 Ideal Living Holdings Limited Air purifier
D588686, Mar 07 2008 Ideal Living Holdings Limited Air purifier
D650472, Sep 28 2010 Wells Fargo Bank, National Association Air cleaner
D650473, Sep 28 2010 Wells Fargo Bank, National Association Air cleaner
D675303, May 16 2011 Helen of Troy Limited Air cleaner
D683006, Aug 15 2011 Boneco AG Air purifier
D683007, Aug 15 2011 Boneco AG Air purifier
D800881, Aug 05 2016 Aroma diffuser humidifier
D840612, Mar 20 2017 PLUTO OPCO CAYMAN , LLC Training tool
D943073, Jul 24 2020 SHENZHEN YIFEI TECHNOLOGY CO , LTD Humidifier
Patent Priority Assignee Title
D433494, Jul 09 1999 SHARPER IMAGE ACQUISITION LLC, A DELAWARE LIMITED LIABILITY COMPANY Air purifier
D461002, Dec 19 2001 SHARPER IMAGE ACQUISITION LLC, A DELAWARE LIMITED LIABILITY COMPANY Floor model air cleaner
D468414, Aug 16 2001 Warmer electric fan
D483457, Dec 23 2002 Fan heater
D495043, Jun 28 2002 SHARPER IMAGE ACQUISITION LLC, A DELAWARE LIMITED LIABILITY COMPANY Air cleaner housing
D496451, Aug 14 2003 SHAKLEE CORPORATION Air treatment unit
D497985, Sep 30 2003 SHARPER IMAGE ACQUISITION LLC, A DELAWARE LIMITED LIABILITY COMPANY Air purifier
D499473, Oct 29 2003 Perfect Union Co., Ltd. Tower heater
D507339, Sep 29 2004 Lasko Holdings, Inc. Body for a heater
D508987, May 13 2004 Diani, LLC Heater fan
D522116, Jul 04 2003 Ideal Living Holdings Limited Air purifier product
D527086, Nov 24 2004 Helen of Troy Limited Air cleaner
D529160, May 06 2005 HONG SHING HOLDINGS CO AND LE HONG PO CO , LTD Air purifier
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 30 2006LENG, SHENGWENSylmark Holdings LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0179020353 pdf
Mar 30 2006LIU, GUANGSHENGSylmark Holdings LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0179020353 pdf
Apr 18 2006Sylmark Holdings Limited(assignment on the face of the patent)
Jan 04 2010Sylmark Holdings LimitedSylmark Holdings LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0265190221 pdf
Mar 14 2011Sylmark Holdings LimitedIdeal Living Holdings LimitedCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0265190296 pdf
Dec 31 2018IDEAL LIVING HOLDINGS, LTD ENVION, LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0544000778 pdf
Sep 10 2020ENVION, LLCBoneco AGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0544000839 pdf
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