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Publication numberUSD521688 S1
Publication typeGrant
Application numberUS 29/214,072
Publication dateMay 23, 2006
Filing dateSep 27, 2004
Priority dateSep 27, 2004
Publication number214072, 29214072, US D521688 S1, US D521688S1, US-S1-D521688, USD521688 S1, USD521688S1
InventorsAristidis Makris, Jay Richard Sobel, Clint Alexander Hedge, Bratislav Mitric, Roderick Farrell, Justin Myles, Richard Jean L'Abbé
Original AssigneeMed-Eng Systems Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Protective helmet
US D521688 S1
Abstract  available in
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  1. We claim the ornamental design for a protective helmet, as shown and described.

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

FIG. 2 is a left-side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a top, front and right-side perspective view thereof;

FIG. 8 is a bottom, rear and left-side perspective view thereof; and,

FIG. 9 is another right-side view thereof, the only difference residing in the removal of the broken line detail on the face shield in FIG. 1.

The details shown in FIGS. 1-9 form no part of the claimed design.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD759316 *Feb 25, 2015Jun 14, 2016Philippe StarckHelmet
USD759317 *Feb 25, 2015Jun 14, 2016Philippe StarckHelmet
USD763513 *Feb 25, 2015Aug 9, 2016Philippe StarckHelmet
USD763514 *Feb 25, 2015Aug 9, 2016Philippe StarckHelmet
U.S. ClassificationD29/107