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Publication numberUSD501956 S1
Publication typeGrant
Application numberUS 29/143,403
Publication dateFeb 15, 2005
Filing dateJun 13, 2001
Priority dateDec 13, 2000
Publication number143403, 29143403, US D501956 S1, US D501956S1, US-S1-D501956, USD501956 S1, USD501956S1
InventorsTheo H. Grepper, Martin Knoepfli
Original AssigneePlim Corporation Ltd
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Helmet ring
US D501956 S1
Abstract  available in
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  1. The ornamental design for a helmet ring, as shown.

FIG. 1 is a rear and top perspective view of a helmet ring showing our new design;

FIG. 2 is a rear and left side perspective view thereof; and,

FIG. 3 is an enlarged partial rear view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US20090211385 *Feb 24, 2009Aug 27, 2009DecathlonAdjusting device, especiall for a helmet
US20150059066 *Dec 23, 2013Mar 5, 2015Mine Safety Appliances CompanySuspension Connection Arrangement for a Suspension System of a Safety Helmet
U.S. ClassificationD29/122