Air purifier

Details Air purifier Air purifier

2008-07-15

2009-08-04

Nelson, T. Chase (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

D0597643

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

REFERENCES:
patent: D371192 (1996-06-01), Putro
patent: D425609 (2000-05-01), Hyon
patent: D481786 (2003-11-01), Tokunaga
patent: D544082 (2007-06-01), Fujii
patent: D549811 (2007-08-01), Chen
patent: D550343 (2007-09-01), Chen
patent: D556309 (2007-11-01), Chiu
patent: D566819 (2008-04-01), Chiu
patent: D572352 (2008-07-01), Chiu
patent: D572810 (2008-07-01), Chiu
patent: D575857 (2008-08-01), Chiu
patent: D577800 (2008-09-01), Yoon
patent: D578197 (2008-10-01), Spiegel

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