Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD540490 S1
Publication typeGrant
Application numberUS 29/238,524
Publication dateApr 10, 2007
Filing dateSep 16, 2005
Priority dateSep 16, 2005
Publication number238524, 29238524, US D540490 S1, US D540490S1, US-S1-D540490, USD540490 S1, USD540490S1
InventorsTheo Grepper, Martin Knopfli
Original AssigneeTheo Grepper, Martin Knopfli
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US D540490 S1
Abstract  available in
Previous page
Next page
  1. The ornamental design for a helmet, as shown and described.

FIG. 1 is a front view of the invention.

FIG. 2 is a rear view of the invention.

FIG. 3 is a right side view of the invention.

FIG. 4 is a left side view of the invention.

FIG. 5 is a top view of the invention; and,

FIG. 6 is a bottom view of the invention.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD783905 *Jul 2, 2015Apr 11, 2017Bell Sports, Inc.Bicycle helmet
USD801586Apr 11, 2017Oct 31, 2017Bell Sports, Inc.Bicycle helmet
U.S. ClassificationD29/102