Animal husbandry – Confining or housing – Animal display or open work enclosure
Reexamination Certificate
2005-05-24
2005-05-24
Swiatek, Robert P. (Department: 3643)
Animal husbandry
Confining or housing
Animal display or open work enclosure
C119S467000
Reexamination Certificate
active
06895899
ABSTRACT:
Filtration systems for animal enclosures such as bird cages are disclosed. A moving body of liquid through a receptacle, traps waste and airborne contaminants from the enclosures, a filtration unit filters the waste, and a pump circulates the liquid. A sterilizing unit may be connected to inhibit microbial growth. An auto shut-off valve may be used to control the pump.
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Barnes & Thornburg LLP
Swiatek Robert P.
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