Room air purifier

Details Room air purifier Room air purifier

2008-07-29

2008-07-29

Zarfas, Louis S (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

29296617

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

REFERENCES:
patent: D355962 (1995-02-01), Chiu et al.
patent: D430658 (2000-09-01), Farce
patent: D434843 (2000-12-01), Zaragoza et al.
patent: D449677 (2001-10-01), Denham et al.
patent: D449877 (2001-10-01), Delmenico et al.
patent: D462431 (2002-09-01), Bunce et al.
patent: D513797 (2006-01-01), Wang
patent: D536431 (2007-02-01), Campbell et al.
patent: D539882 (2007-04-01), Li
patent: D544593 (2007-06-01), Yamamoto
patent: D548317 (2007-08-01), Newton et al.
patent: D550827 (2007-09-01), Ediger et al.
patent: D560788 (2008-01-01), Farrell et al.

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