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Publication numberUSD552531 S1
Publication typeGrant
Application numberUS 29/277,652
Publication dateOct 9, 2007
Filing dateMar 5, 2007
Priority dateJan 19, 2006
Publication number277652, 29277652, US D552531 S1, US D552531S1, US-S1-D552531, USD552531 S1, USD552531S1
InventorsAlexander Jozef Magdalena Van de Rostyne, Chi Pok Billy Wai
Original AssigneeSilverlit Toys Manufactory, Ltd.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Helicopter propeller
US D552531 S1
Abstract  available in
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  1. The ornamental design for a helicopter propeller, as shown and described.

FIG. 1 is a top view of a helicopter propeller;

FIG. 2 is a side view of the helicopter propeller;

FIG. 3 is a perspective side view of the helicopter propeller; and,

FIG. 4 is an opposite perspective side view of the helicopter propeller.

Broken lines are for illustrative purposes only and form no part of the claimed design.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7662013Feb 16, 2010Silverlit Toys Manufactory Ltd.Helicopter with horizontal control
US7815482Aug 18, 2006Oct 19, 2010Silverlit Toys Manufactory, Ltd.Helicopter
US7883392Feb 8, 2011Silverlit Toys Manufactory Ltd.Toy helicopter
US8002604Aug 23, 2011Silverlit LimitedRemote controlled toy helicopter
US8052500Nov 8, 2011Silverlit LimitedHelicopter with main and auxiliary rotors
US8308522Jan 29, 2010Nov 13, 2012Silverlit LimitedFlying toy
US8357023Jan 22, 2013Silverlit LimitedHelicopter
U.S. ClassificationD12/345