Animal husbandry – Waste toilet or related device – Walled receptacle; e.g. – litter box – etc. – containing...
Reexamination Certificate
2011-08-16
2011-08-16
Abbott, Yvonne R. (Department: 3644)
Animal husbandry
Waste toilet or related device
Walled receptacle; e.g., litter box, etc., containing...
Reexamination Certificate
active
07997230
ABSTRACT:
A manual litter box provides various advantages over the prior art. In particular, in one embodiment, the manual litter box is configured to use a disposable cartridge which may include a litter compartment and a waste compartment. In another embodiment, the cartridge may be non-compartmentalized. The cartridge may be disposable, thus eliminating the need for the user to clean the litter tray and handle heavy litter containers. In other embodiments, the system includes a rake assembly configured with a manual shuttle chassis drive assembly that is protected from contamination. In accordance with another embodiment of the invention, the manual litter box is configured to be used with all types of litter including crystal type litter.
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Augustyniak Kevin John
Cook Alan Jay
Devlin Thomas Edward
Helfet Leon
Abbott Yvonne R.
Femal Michael J.
Lucky Litter LLC
McDonald Hopkins LLC
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