Wheelchair base

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FIG. 1 is a back perspective view.

FIG. 2 is a back view.

FIG. 3 is a front view.

FIG. 4 is a right side view.

FIG. 5 is a left side view.

FIG. 6 is a top view; and,

FIG. 7 is a bottom view.

The broken line showing of the tires and other frame elements is for illustrative purpose only and forms no part of the claimed design.


The ornamental design for wheelchair base, as shown and described.

Referenced Cited
U.S. Patent Documents
D380991 July 15, 1997 Deming
6312000 November 6, 2001 Pauls et al.
6352273 March 5, 2002 Dickie
D491494 June 15, 2004 Lippert
7021641 April 4, 2006 Wu
D569769 May 27, 2008 Chiu et al.
D590304 April 14, 2009 Kruse
7828310 November 9, 2010 Vreeswijk et al.
D632229 February 8, 2011 Kruse
Foreign Patent Documents
332749 September 2010 AU
Patent History
Patent number: D673083
Type: Grant
Filed: Aug 25, 2011
Date of Patent: Dec 25, 2012
Assignee: Red Milawa Pty. Ltd. (Victoria)
Inventor: Ashley Daff (Frankston)
Primary Examiner: Ian Simmons
Assistant Examiner: Charles Hanson
Attorney: Faegre Baker Daniels LLP
Application Number: 29/400,282
Current U.S. Class: Element Or Attachment (D12/133)