Dual-head ceiling fan
Latest Emerson Electric Co. Patents:
Description
The broken line showings of
Claims
The ornamental design for a dual-head ceiling fan, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D617888
Type: Grant
Filed: Oct 14, 2008
Date of Patent: Jun 15, 2010
Assignee: Emerson Electric Co. (St. Louis, MO)
Inventors: Allen W. Roo (Dardenne Prairie, MO), Bethany L. Klausing (Hazelwood, MO)
Primary Examiner: Lisa P Lichtenstein
Attorney: Locke Lord Bissell & Liddell LLP
Application Number: 29/326,196
Type: Grant
Filed: Oct 14, 2008
Date of Patent: Jun 15, 2010
Assignee: Emerson Electric Co. (St. Louis, MO)
Inventors: Allen W. Roo (Dardenne Prairie, MO), Bethany L. Klausing (Hazelwood, MO)
Primary Examiner: Lisa P Lichtenstein
Attorney: Locke Lord Bissell & Liddell LLP
Application Number: 29/326,196
Classifications
Current U.S. Class:
Blade Unit Rotates On Vertical Axis (D23/377)