Liquid purification or separation – Filter – Within flow line or flow line connected close casing
Reexamination Certificate
2003-09-18
2008-10-28
Menon, Krishnan S. (Department: 1797)
Liquid purification or separation
Filter
Within flow line or flow line connected close casing
C210S437000, C210S444000, C210S472000, C210S510100
Reexamination Certificate
active
07441664
ABSTRACT:
A cartridge for treating water, the cartridge capable of releasably engaging a water treatment device. The cartridge includes a housing, an inlet for introducing untreated water into the cartridge, an outlet port for egress of treated water from the cartridge, and a treatment media for treating untreated water The treatment media is in fluid communication with the inlet and the outlet port. The cartridge further includes a first tube having an inside surface, an outside surface, a proximal end, and a distal end, where the inside surface and/or the outside surface is a sealing surface. The cartridge further includes a second tube having an inside surface, an outside surface, a proximal end, and a distal end, where the inside surface and/or the outside surface is a sealing surface. The first tube extends from the housing and surrounds the outlet part. At least a portion of the first tube or the second tube surrounds the other such that a gap is formed between the first tube and the second tube.
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Emmons David James
Tanner John D.
Alexander Richard L.
Kurtz Benjamin
McDow Kelly L.
Menon Krishnan S.
Paul Andrew A.
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