Helicopter propeller rotor

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Description

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

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

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

FIG. 4 is a front perspective side view of the helicopter propeller rotor.

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

Claims

The ornamental design for a helicopter propeller rotor, as shown and described.

Referenced Cited
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Patent History
Patent number: D544825
Type: Grant
Filed: Dec 20, 2006
Date of Patent: Jun 19, 2007
Assignee: Silverlit Toys Manufactory, Ltd. (Hong Kong)
Inventors: Alexander Jozef Magdalena Van de Rostyne (Bornem), Chi Pok Billy Wai (Quarry Bay)
Primary Examiner: Ian Simmons
Assistant Examiner: Maurice Stevens
Attorney: Greenberg Traurig, LLP
Application Number: 29/275,323