Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent
2007-02-27
2007-02-27
Lichtenstein, Lisa (Department: 2916)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Design Patent
active
29239511
CLAIM:
The ornamental design for a dual support base fan, as shown and described.
REFERENCES:
patent: D325435 (1992-04-01), Coup et al.
patent: D329089 (1992-09-01), Coup et al.
patent: 5431544 (1995-07-01), Hsu et al.
patent: D398983 (1998-09-01), Keller et al.
patent: D429808 (2000-08-01), Krauss et al.
Ediger Glen
Rice Matthew Lynn
Lichtenstein Lisa
Stinson Morrison & Hecker LLP
Vornado Air Circulation Systems, Inc.
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