Machines not elsewhere specified – Pump or compressor
Design Patent
2002-10-08
2003-12-23
Seifert, Ralf (Department: 2914)
Machines not elsewhere specified
Pump or compressor
Design Patent
active
D0484145
CLAIM:
We claim the ornamental design for a diaphragm pump, as shown and described.
REFERENCES:
patent: D294946 (1988-03-01), Wilden
patent: D370488 (1996-06-01), Kozumplik, Jr. et al.
patent: D388796 (1998-01-01), Conti et al.
patent: D388797 (1998-01-01), Conti et al.
patent: 5711658 (1998-01-01), Conti et al.
patent: D400210 (1998-10-01), Reynolds et al.
patent: 5848878 (1998-12-01), Conti et al.
patent: D435855 (2001-01-01), Donelson et al.
Distel Gerald M.
Roberts Charles O.
Ingersoll-Rand Company
Michael & Best & Friedrich LLP
Seifert Ralf
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