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Publication numberUSD586051 S1
Publication typeGrant
Application numberUS 29/307,852
Publication dateFeb 3, 2009
Filing dateMay 15, 2008
Priority dateMay 15, 2008
Also published asCA126961S
Publication number29307852, 307852, US D586051 S1, US D586051S1, US-S1-D586051, USD586051 S1, USD586051S1
InventorsEdward L. Martin, James Watkins
Original AssigneeOptical Engineering Company, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Protective helmet
US D586051 S1
Images(8)
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Claims(1)
  1. We claim the ornamental design for a protective helmet, as shown and described.
Description

FIG. 1 is a side perspective view of a protective helmet showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8438662Nov 19, 2010May 14, 2013Jerry Dean WrightFace protector lens assembly and method of use
US8438663Apr 7, 2011May 14, 2013Jerry Dean WrightFace protector lens assembly and method of use
US8726412May 13, 2013May 20, 2014Jerry Dean WrightFace protector lens assembly and method of use
Classifications
U.S. ClassificationD29/110