Machines not elsewhere specified – Pump or compressor – Compressor
Design Patent
2002-11-15
2003-12-23
Seifert, Ralf (Department: 2914)
Machines not elsewhere specified
Pump or compressor
Compressor
Design Patent
active
D0484147
CLAIM:
The ornamental design for air pump, as shown and described.
REFERENCES:
patent: D307017 (1990-04-01), Polk et al.
patent: D356800 (1995-03-01), Chen
patent: D407413 (1999-03-01), Wang
patent: D434423 (2000-11-01), Wang
patent: D451929 (2001-12-01), Mencio
patent: D453168 (2002-01-01), Chou
AK Industrial Co. Ltd.
Roy, Kiesel, Keegan and DeNicola
Seifert Ralf
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