Air purifier

Details Air purifier Air purifier

2008-09-19

2009-11-03

Nelson, T. Chase (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

D0603497

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

REFERENCES:
patent: D423656 (2000-04-01), De'Longhi
patent: D497984 (2004-11-01), Tokunaga
patent: D537156 (2007-02-01), Marengo et al.
patent: D537157 (2007-02-01), Murai
patent: D539883 (2007-04-01), Lee et al.
patent: D543266 (2007-05-01), Chen
patent: D544082 (2007-06-01), Fujii
patent: D549811 (2007-08-01), Chen
patent: D550343 (2007-09-01), Chen
patent: D558317 (2007-12-01), Francisquini
patent: D575860 (2008-08-01), Wu
patent: D577800 (2008-09-01), Yoon
patent: D583450 (2008-12-01), Choi
patent: 30-0490538 (2008-05-01), None

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