Sifter insert for a litter box

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Description

FIG. 1 is a perspective view taken from the top, front, and left side of a sifter insert for a litter box showing our new design; and,

FIG. 2 is another perspective view taken from the bottom, rear, and right side thereof.

Referenced Cited
U.S. Patent Documents
D346887 May 10, 1994 Desveaux
D351489 October 11, 1994 Helfrick
D351694 October 18, 1994 Evabs
D362572 September 26, 1995 Joseph, Jr.
D363369 October 17, 1995 Hoth
D364944 December 5, 1995 Blaine
D378451 March 11, 1997 Schmidt
3908597 September 1975 Taylor
4325325 April 20, 1982 Larter
4505226 March 19, 1985 Carlson
5012765 May 7, 1991 Naso et al.
5598810 February 4, 1997 Lawton, III
Patent History
Patent number: D408599
Type: Grant
Filed: May 30, 1997
Date of Patent: Apr 20, 1999
Inventors: David W. Vice (Houston, TX), Anne N. Vice (Houston, TX), Michael A. Poujol (Houston, TX), Angela G. Poujol (Houston, TX)
Primary Examiner: Cathy Anne MacCormac
Attorney: Kenneth A. Roddy
Application Number: 0/71,530
Classifications
Current U.S. Class: Waste Collector (e.g., Litter Box, Etc.) (D30/161)
International Classification: 3099;