Helmet ring

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Description

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.

Claims

The ornamental design for a helmet ring, as shown.

Referenced Cited
U.S. Patent Documents
2205742 June 1940 Bowers
2926406 March 1960 Edwards et al.
4942628 July 24, 1990 Freund
5357654 October 25, 1994 Hsing-Chi
6314588 November 13, 2001 Fang
Patent History
Patent number: D501956
Type: Grant
Filed: Jun 13, 2001
Date of Patent: Feb 15, 2005
Assignee: PLIM Corporation LTD (Bern-Liebefield)
Inventors: Theo H. Grepper (Zurich), Martin Knoepfli (Fribourg)
Primary Examiner: Ruth McInroy
Attorney: Vidas, Arrett & Steinkraus P.A.
Application Number: 29/143,403
Classifications
Current U.S. Class: Element Or Attachment (D29/122)