Disposable litter box system

Details Disposable litter box system Disposable litter box system

1986-11-20

1988-11-15

Wilson, John J.

Animal husbandry

Entomological culture device

Egg treatment, production, or storage

A01K 2900

Patent

active

047840820

ABSTRACT:
A cat litter box system including a tray which may have inwardly canted edges and a waterproof bottom. Inserted in the tray is at least one orificed filter sheet, and preferably several, having some type of corner or edge lifting means. Also desirably provided is a filter protector comprising a mat having upward extending protrusions disposed in register with the filter sheet orifices to pass through the latter and protect the filter sheets from damage by the clawing of the cat through litter material which is deposited in the tray over the filter sheets and the filter protector, where the latter is also used. Deodorizing strips, capsules and/or filter protector tips may also be provided.

REFERENCES:
patent: 3233588 (1966-02-01), Thomas
patent: 3310031 (1967-03-01), Lowe
patent: 3809013 (1974-05-01), Rigney et al.
patent: 4190525 (1980-02-01), Menzel
patent: 4308825 (1982-01-01), Stepanian
patent: 4312295 (1982-01-01), Harrington
patent: 4359966 (1982-11-01), Casino
patent: 4407231 (1983-10-01), Colborn et al.
patent: 4534315 (1985-08-01), Sweeney
patent: 4548160 (1985-10-01), Feitelson

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