Ventilated cat litter box

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Description

FIG. 1 is a top, front and right side perspective view of a ventilated cat litter box showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof, the bottom being unadorned; and,

FIG. 7 is another perspective view thereof with part of the roof and front wall broken away for purposes of illustration.

Referenced Cited
U.S. Patent Documents
D254453 March 11, 1980 Strong
D298577 November 15, 1988 Faxon
D317216 May 28, 1991 Cutrone
3428026 February 1969 Sohmers
3487814 January 1970 Ingerbritsen
3793989 February 1974 Clark
3865425 February 1975 French
4030448 June 21, 1977 Nutall
4095559 June 20, 1978 Griffith
4576116 March 18, 1986 Binkert
4593645 June 10, 1986 Dingler
4732111 March 22, 1988 Runion
4800842 January 31, 1989 Jones, Jr.
4886014 December 12, 1989 Sheriff
Other references
  • The Horchow Home Collection Catalog; p. 35; "The Catty Shack" cat litter box. The Paragon Catalog; p. 52; Cat House/Litter Box.
Patent History
Patent number: D331649
Type: Grant
Filed: Jun 5, 1990
Date of Patent: Dec 8, 1992
Inventor: Walter Saja (Oxford, CT)
Primary Examiner: A. Hugo Word
Assistant Examiner: Cathy Anne MacCormac
Attorney: Terry M. Gernstein
Application Number: 7/533,701