Semicircular litter box

- Radio Systems Corporation
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Description

FIG. 1 is a perspective view of a first embodiment of the semicircular litter box of the present invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a front elevation view thereof; and,

FIG. 7 is a rear elevation view thereof.

Claims

We claim the ornamental design for a semicircular litter box, as shown and described.

Referenced Cited
U.S. Patent Documents
4574735 March 11, 1986 Hohenstein
5048465 September 17, 1991 Carlisi
5226388 July 13, 1993 McDaniel
5931119 August 3, 1999 Nissim et al.
6082302 July 4, 2000 Thaler et al.
RE36847 September 5, 2000 Waters
6234112 May 22, 2001 Emery
6286459 September 11, 2001 Parr
6401661 June 11, 2002 Emery
6568348 May 27, 2003 Bedard
6837180 January 4, 2005 Billi et al.
7017519 March 28, 2006 Deasy et al.
7096824 August 29, 2006 Deasy
7128022 October 31, 2006 Parr
7137355 November 21, 2006 Wan
20040177816 September 16, 2004 Parr
20050284389 December 29, 2005 Gillis et al.
Patent History
Patent number: D579158
Type: Grant
Filed: Jan 31, 2007
Date of Patent: Oct 21, 2008
Assignee: Radio Systems Corporation (Knoxville, TN)
Inventors: Greg Gillis (Escondido, CA), Bradley J. Wahl (Huntington Beach, CA)
Primary Examiner: Cathy Anne MacCormac
Attorney: Pitts & Brittian, P.C.
Application Number: 29/276,660
Classifications
Current U.S. Class: Waste Collector (e.g., Litter Box, Etc.) (D30/161)