Nasal air filter

Details Nasal air filter Nasal air filter

2007-07-03

2007-07-03

Simmons, Ian (Department: 2916)

Medical and laboratory equipment

Equipment for diagnosis, analysis, or treatment

Article for the introduction, removal or collection of fluids

Design Patent

active

29230900

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

REFERENCES:
patent: 4267831 (1981-05-01), Aguilar
patent: 4706663 (1987-11-01), Makiej
patent: 4921142 (1990-05-01), Graf et al.
patent: D401323 (1998-11-01), Ritsche
patent: D414555 (1999-09-01), Ritsche
patent: 6065474 (2000-05-01), Coe
patent: D520137 (2006-05-01), Melendez et al.

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