Air purifier
United States Patent D634828

Nakamura, Junji (Kusatsu, JP)
Application Number:
Publication Date:
Filing Date:
Daikin Industries Ltd. (Osaka-Shi, Osaka, JP)
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, 261/DIG.17, 261/DIG.65, 261/DIG.88, 261/DIG.31
View Patent Images:
US Patent References:
D625398Air purifierOctober, 2010ChoiD23/364
D621493Air purifierAugust, 2010ChoiD23/355
D605273pH regulatorDecember, 2009Mallet-RoulonD23/364
D599896Air purifierSeptember, 2009ChoiD23/364
D561881HumidifierFebruary, 2008HuangD23/356
D559372Personal air purifierJanuary, 2008LamD23/364
D555776Air cleanerNovember, 2007ChiuD23/364
D545952Electric heaterJuly, 2007Ching et al.D23/342
D538416HeaterMarch, 2007Ediger et al.D23/335
D453560Air flow generatorFebruary, 2002Van BruntD23/355
D448836Air conditionerOctober, 2001De' LonghiD23/333
D448070Air conditionerSeptember, 2001De' LonghiD23/333
D360028Air cleanerJuly, 1995MatsudaD23/364

Primary Examiner:
Nelson, Chase T.
Assistant Examiner:
Muller, David G.
Attorney, Agent or Firm:
Kanesaka, Manabu

1. The ornamental design for an air purifier, as shown and described.


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

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a plan view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is a section view thereof taken along line 99 in FIG. 3, wherein an internal structure is omitted.

The broken lines depict portions of the air purifier that form no part of claimed design.