Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Pulmonary
Design Patent
2002-05-03
2003-03-18
Reid, Stella (Department: 2914)
Medical and laboratory equipment
Equipment for diagnosis, analysis, or treatment
Pulmonary
Design Patent
active
D0471982
CLAIM:
The ornamental design for an oxygen concentrator, as shown and described.
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patent: 4502873 (1985-03-01), Mottram et al.
patent: 4545790 (1985-10-01), Miller et al.
patent: D284026 (1986-05-01), McCombs
patent: D284695 (1986-07-01), McCombs
patent: D329288 (1992-09-01), Miller et al.
patent: D412577 (1999-08-01), Mickelson et al.
patent: 6212904 (2001-04-01), Arkharov et al.
Pelton, Esq. William E.
Reid Stella
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