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Publication numberUSD550154 S1
Publication typeGrant
Application numberUS 29/218,664
Publication dateSep 4, 2007
Filing dateDec 6, 2004
Priority dateDec 6, 2004
Publication number218664, 29218664, US D550154 S1, US D550154S1, US-S1-D550154, USD550154 S1, USD550154S1
InventorsPaul Kenneth Pickard
Original AssigneeAcuity Brands, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Lighting ballast
US D550154 S1
Images(11)
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Claims(1)
  1. The ornamental design for lighting ballast, as shown and described.
Description

FIG. 1 shows a perspective view of a lighting ballast according to a first embodiment of the present invention.

FIG. 2 shows a right elevation view of the lighting ballast of FIG. 1.

FIG. 3 shows a left elevation view of the lighting ballast of FIG. 1.

FIG. 4 shows a front view of the lighting ballast of FIG. 1.

FIG. 5 shows a rear view of the lighting ballast of FIG. 1.

FIG. 6 shows a top view of the lighting ballast of FIG. 1.

FIG. 7 shows a perspective view of a lighting ballast according to another embodiment of the present invention.

FIG. 8 shows a right elevation view of the lighting ballast of FIG. 7.

FIG. 9 shows a left elevation view of the lighting ballast of FIG. 7.

FIG. 10 shows a front view of the lighting ballast of FIG. 7.

FIG. 11 shows a rear view of the lighting ballast of FIG. 7; and,

FIG. 12 shows a top view of the lighting ballast of FIG. 7.

The broken lines shown are for illustrative purposes and form no part of the claimed design.

Classifications
U.S. ClassificationD13/110