Patent ID: 7976598

Claim:
A filter cartridge assembly comprising: i) an elongated housing having axially opposed proximal and distal ends, the housing defining an interior cavity, a central axis and first, second and third flow paths which extend from the proximal end of the housing to the distal end, wherein the housing includes a pair of coaxially positioned peripheral walls; ii) a first filter element disposed along the central axis and within the interior cavity of the housing for conditioning fluid traversing the first flow path from a first inlet port to a first outlet port; iii) a second filter element disposed along the central axis and within the interior cavity of the housing for conditioning fluid traversing the second flow path from a second inlet port to a second outlet port; and iv) a third filter element disposed along the central axis and within the interior cavity of the housing for conditioning fluid traversing the third flow path from a third inlet port to a third outlet port; and wherein the first flow path is isolated from the second and third flow paths and the second flow path is isolated from the third flow path.