Animal husbandry – Waste toilet or related device – Walled receptacle; e.g. – litter box – etc. – containing...
Reexamination Certificate
2005-10-05
2009-11-03
Abbott, Yvonne R. (Department: 3644)
Animal husbandry
Waste toilet or related device
Walled receptacle; e.g., litter box, etc., containing...
Reexamination Certificate
active
07610877
ABSTRACT:
A litter box containment system is disclosed. The system provides an extension or enclosure that adapts to an existing litter box, and increases the height of the sides, serving to keep in animal waste and litter. The system also provides for multiple possible entrances that provide easy access for an animal, while still providing extended protection against escaping animal waste and litter.
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Petmate Litter Box with Rim—(Jan. 4, 2004).
Iris 301504 NA— 400N Open Cat Litter Box w/ Litter Guard— (Sep. 15, 2007)(release date).
Abbott Yvonne R.
Cohen Cheryl F.
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