Machines not elsewhere specified – Pump or compressor
Design Patent
2000-06-07
2001-12-04
Seifert, Ralf (Department: 2914)
Machines not elsewhere specified
Pump or compressor
Design Patent
active
D0451521
CLAIM:
The ornamental design for an air pump, as shown and described.
REFERENCES:
patent: D. 248396 (1978-07-01), Sendak
patent: D. 400892 (1998-11-01), Williams
patent: D. 405097 (1999-02-01), Wong
patent: D. 415500 (1999-10-01), Poon
patent: D. 421756 (2000-03-01), Bonzer
patent: D. 422602 (2000-04-01), Poon
patent: D. 425912 (2000-05-01), Poon
Alix Yale & Ristas, LLP
Flying Dragon Development Ltd.
Seifert Ralf
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