Air purifier
Document Type and Number:
United States Patent D862675

Shin, Young-sun (Seoul, KR)
Kim, Kang-doo (Seoul, KR)
Uim, Dong-hyuk (Seoul, KR)
Application Number:
Publication Date:
Filing Date:
View Patent Images:
Samsung Electronics Co., Ltd. (Suwon-si, KR)
Primary Class:
International Classes:
(IPC1-7): 2304
Field of Search:
D23/355-366, D23/352, D23/369, D23/332, D23/333, D23/335, D23/336, D23/342, D23/351, 422/120, 422/122, 55/356, 55/473, 55/504, 96/97, D14/188, D14/170, D14/172, 261/DIG.17, 261/DIG.65, 261/DIG.88, 261/DIG.31, D18/34.6
US Patent References:
D838824Air purifier2019-01-22SunD23/364
D838354Table top air purifier with a projector2019-01-15FaroneD23/364
D827115Air cooler2018-08-28PetersenD23/333
D750209Air purifier2016-02-23SatouD23/364
D745128Table top air purifier2015-12-08FaroneD23/355
D648841Air purifier2011-11-15LamD23/364
D616080Electric heater2010-05-18ChingD23/332
D601687Air cleaner2009-10-06ChanD23/364
D575382Air flow cabinet2008-08-19HammesD23/364
D570464Air and surface purifying device2008-06-03NormarkD23/364
D561168Digital A/V player2008-02-05SongD14/188
D548315Air cleaner2007-08-07LinD23/364
D542265Clock radio2007-05-08HussainiD14/170
D534636Air conditioner2007-01-02DavidD23/351
D534637Air conditioner2007-01-02DavidD23/351
D518160Air freshener housing2006-03-28NormarkD23/366
D497420Air conditioner2004-10-19GreyD23/351
D397196HumidifierAugust, 1998TsujiD23/356
D361828Air heater1995-08-29ChenD23/332
D327423Container for an air freshener or similar articleJune, 1992Turner-AdamsD23/366
D326514Electronic air cleanerMay, 1992Alsup, Jr.D23/364
D319498Fan heaterAugust, 1991HuangD23/335
D313069Electrical heater1990-12-18McCormickD23/335
D291350Portable electric heaterAugust, 1987ShermanD23/335
D185748N/AJuly, 1959GoettlD23/333
Foreign References:
DM085251February, 2014
DM091010May, 2016
EM002440313-0002April, 2014
EM003009539-0015March, 2016
JPD1540286December, 2015
Other References:
Youtube.com, Introducing Samsung Cube: Modular Air Purifier with IoT(KR), Feb. 27, 2018, https://www.youtube.com/watch?v=KXYWjGoLzo4.
Primary Examiner:
Muller, David G.
Assistant Examiner:
Johnston, Nathan M.
Attorney, Agent or Firm:

1. We claim the ornamental design for an air purifier, as shown and described.


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

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;

FIG. 7 is a bottom view thereof;

FIG. 8 is another perspective view thereof in which the air purifier is shown with the front cover in an open position;

FIG. 9 is a front view of FIG. 8;

FIG. 10 is a rear view of FIG. 8;

FIG. 11 is a left-side view of FIG. 8;

FIG. 12 is a right-side of FIG. 8;

FIG. 13 is a top view of FIG. 8;

FIG. 14 is a bottom view of FIG. 8;

FIG. 15 is an enlarged view of the encircled portion in FIG. 11

FIG. 16 is an enlarged view of the encircled portion in FIG. 13; and,

FIG. 17 is an enlarged view of the encircled portion in FIG. 1.

The evenly spaced broken lines in the figures depict portions of the air purifier which form no part of the claimed design.

The uneven dot-dash broken lines illustrating portions of the figures define the boundary of the claimed design and form no part thereof.

The dot-dot-dash broken lines encircling portions of the claimed design that are illustrated in enlargements form no part of the claimed design.