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Publication numberUSD597259 S1
Publication typeGrant
Application numberUS 29/321,251
Publication dateJul 28, 2009
Filing dateJul 14, 2008
Priority dateJul 14, 2008
Publication number29321251, 321251, US D597259 S1, US D597259S1, US-S1-D597259, USD597259 S1, USD597259S1
InventorsMark J Tremback, Joseph J Fontanella, James Risboskin
Original AssigneeGentex Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Roll bar portion of a helmet
US D597259 S1
Abstract  available in
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  1. The ornamental design for a roll bar portion of a helmet, as shown and described.

FIG. 1 is a perspective view of a first embodiment of a roll bar portion of a helmet showing our new design;

FIG. 2 is a front orthographic view thereof;

FIG. 3 is a left side orthographic view thereof;

FIG. 4 is a right side orthographic view thereof; and,

FIG. 5 is a top orthographic view thereof.

The dashed lines shown in FIGS. 1–5 are included for the purpose of illustrating environmental elements only and form no part of the claimed design. The dotted lines shown in FIGS. 1–5 define a border between claimed and unclaimed subject matter and form no part of the claimed design. The bottom view is omitted and forms no part of the claimed design.

U.S. ClassificationD29/122