Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Article for the introduction – removal or collection of fluids
Design Patent
2001-02-02
2002-04-30
Simmons, Ian (Department: 2914)
Medical and laboratory equipment
Equipment for diagnosis, analysis, or treatment
Article for the introduction, removal or collection of fluids
Design Patent
active
D0456506
CLAIM:
The ornamental design for a tracheostomy air filtration device, as shown.
REFERENCES:
patent: 4955373 (1990-09-01), Maguire, III
patent: D429811 (2000-08-01), Bermudez
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