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

D0574477

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

REFERENCES:
patent: D468006 (2002-12-01), Gao
patent: D483457 (2003-12-01), Wang
patent: D499473 (2004-12-01), Ching
patent: D516192 (2006-02-01), Kang
patent: D523128 (2006-06-01), Zhu
patent: D533264 (2006-12-01), Blateri
patent: D536431 (2007-02-01), Campbell et al.
patent: D539886 (2007-04-01), Urfig et al.
patent: D539892 (2007-04-01), Caserta et al.
patent: D540453 (2007-04-01), Wang
patent: D550827 (2007-09-01), Ediger et al.
patent: D554745 (2007-11-01), Urfig
patent: D565713 (2008-04-01), Gao

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