Nasal passage dust and pollen filter

Details Nasal passage dust and pollen filter Nasal passage dust and pollen filter

2001-08-29

2002-08-20

Simmons, Ian (Department: 2914)

Medical and laboratory equipment

Prophylactic article

Ear plug or nose clip

Design Patent

active

D0461890

CLAIM:
The ornamental design for a nasal passage dust and pollen filter, as shown and described.

REFERENCES:
patent: 2623523 (1952-12-01), Benson
patent: D251017 (1979-02-01), Amezcua
patent: 4984302 (1991-01-01), Lincoln
patent: 5485836 (1996-01-01), Lincoln
patent: 6213121 (2001-04-01), Cardarelli
patent: D451193 (2001-11-01), McCormick

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