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United States Patent	D591,463
Plante	April 28, 2009

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CLAIM The ornamental design for a cat litter box, as shown and described.

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Inventors:	Plante; Robin (Sainte-Barbe, CA)
Assignee:	Rolf C. Hagen, Inc. (Montreal, CA)
Appl. No.:	D/294,273
Filed:	January 2, 2008

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Current U.S. Class:	D30/161
Current International Class:	3099
Field of Search:	D30/108-109,112-113,117-118,161 119/163,165-170,452,474,496-498,500

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References Cited

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U.S. Patent Documents

4190525	February 1980	Menzel
4696257	September 1987	Neary et al.
5471950	December 1995	White
5551371	September 1996	Markey et al.
5572950	November 1996	O'Rourke et al.
5623892	April 1997	O'Rourke et al.
D392076	March 1998	Goemans
5806461	September 1998	Kiera
6295949	October 2001	Willis
7021680	April 2006	VanSkiver et al.
7306458	December 2007	Lu
D575907	August 2008	Roderman et al.
2005/0211179	September 2005	Lewis
2007/0289542	December 2007	Wright

Foreign Patent Documents

	2006325605		Dec., 2006		JP

Primary Examiner: MacCormac; Cathy Anne
Attorney, Agent or Firm: Wolf, Greenfield & Sacks, P.C.

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Description

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FIG. 1 is a perspective view of the cat litter box;

FIG. 2 is a right side elevation view of the cat litter box, the left side elevation being a mirror image thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof; and,

FIG. 5 is a top plan view thereof.

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