Air purifier

Details Air purifier Air purifier

2007-06-05

2007-06-05

Webster, Robin (Department: 2911)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

29251308

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

REFERENCES:
patent: D323210 (1992-01-01), Wortham
patent: D402745 (1998-12-01), Termeer et al.
patent: D467653 (2002-12-01), Scott et al.
patent: D481786 (2003-11-01), Tokunaga
patent: D489800 (2004-05-01), Tokunaga
patent: D497984 (2004-11-01), Tokunaga
patent: D503787 (2005-04-01), Koike

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