Air purifier

Details Air purifier Air purifier

2008-03-07

2008-08-05

Zarfas, Louis S (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

D0574476

CLAIM:
I claim the ornamental design of an air purifier, as shown and described.

REFERENCES:
patent: D461002 (2002-07-01), Christianson
patent: D487139 (2004-02-01), Shapiro
patent: D507339 (2005-07-01), Shapiro
patent: D507340 (2005-07-01), Shapiro
patent: D510989 (2005-10-01), Dooley
patent: D522116 (2006-05-01), Zhixiang
patent: D529160 (2006-09-01), Li et al.
patent: D551328 (2007-09-01), Leng et al.
patent: D551329 (2007-09-01), Cheng
patent: D562952 (2008-02-01), Lewis
patent: D562953 (2008-02-01), Lewis
patent: D566253 (2008-04-01), Shapiro
patent: D567344 (2008-04-01), Gao

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