Contoured nasal air purifier

Details Contoured nasal air purifier Contoured nasal air purifier

2007-11-27

2007-11-27

Zarfas, Louis S. (Department: 2914)

Medical and laboratory equipment

Equipment for diagnosis, analysis, or treatment

Filter

CD24S162000

Design Patent

active

29224838

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

REFERENCES:
patent: 3747597 (1973-07-01), Olivera
patent: D335921 (1993-05-01), Brake
patent: 5425359 (1995-06-01), Liou
patent: 6216694 (2001-04-01), Chen
patent: D451193 (2001-11-01), McCormick
patent: 2004/0065065 (2004-04-01), Van Patten

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