Multi-plane ceiling fan blade
United States Patent D599474

Klausing, Bethany L. (Hazelwood, MO, US)
Robison, Randall W. (Winfield, MO, US)
Lathrop, David R. (Edwardsville, IL, US)
Application Number:
Publication Date:
Filing Date:
Emerson Electric Co. (St. Louis, MO, US)
Primary Class:
International Classes:
(IPC1-7): 2304
Field of Search:
D23/413, D23/377, D23/385, 416/5, D23/411, D23/379
View Patent Images:
US Patent References:
D531298Combination ceiling fan and light fixtureOctober, 2006Hidalgo
D509295Ceiling fan bladeSeptember, 2005Stauffer et al.D23/413
D463543Fan bladeSeptember, 2002LantzD23/413
D330077Ceiling fan bladeOctober, 1992DavisD23/413

Other References:
Miscellaneous images in public knowledge assembled on a single sheet. The images represent known devices of various dates, all dates being before the filed of the patent application, that is before, Oct. 13, 2008.
Primary Examiner:
Lichtenstein, Lisa P.
Attorney, Agent or Firm:
Locke Lord Bissell & Liddell LLP

1. The ornamental design for a multi-plane ceiling fan blade, as shown and described.


FIG. 1 is a top perspective view of a multi-plane ceiling fan blade, showing the new design;

FIG. 2 is a bottom perspective view;

FIG. 3 is a top view;

FIG. 4 is a bottom view;

FIG. 5 is a front view;

FIG. 6 is a back view;

FIG. 7 is a side view; and,

FIG. 8 is a side view opposite the side view of FIG. 7.

The broken line showing of portions of the ceiling fan blade is included for the purpose of illustrating environmental structure and forms no part of the claimed design.