Feline litter box

Details Feline litter box Feline litter box

1997-12-24

1999-11-23

Swiatek, Robert P.

Animal husbandry

Waste toilet or related device

Walled receptacle; e.g., litter box, etc., containing...

A01K 2900

Patent

active

059881089

ABSTRACT:
There is provided a ventilation assembly unit for a feline litter box. The unit comprises a housing containing a fan at the base thereof. A filtering medium is contained in a canister adapted for removal and insertion within the housing. The filtering medium comprises, in combination, an air dispersing mesh covered with a layer of particulate carbon.

REFERENCES:
patent: 4164901 (1979-08-01), Everett
patent: 4244710 (1981-01-01), Burger
patent: 4630530 (1986-12-01), Eckstrom et al.
patent: 4784675 (1988-11-01), Leber et al.
patent: 5140948 (1992-08-01), Roberts
patent: 5201860 (1993-04-01), Richardson
patent: 5478379 (1995-12-01), Bevins
patent: 5655478 (1997-08-01), Kiera
patent: 5738040 (1998-04-01), Simmons
patent: 5778822 (1998-07-01), Giffin et al.

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