Patent ID: 7597802

Claim:
A drain filtration apparatus, comprising: (a) a catch basin comprising: (i) a rim at an upper end of the catch basin extending around an upper opening of the catch basin; (ii) one or more vertical walls extending downwardly from the rim, the rim projecting outwardly from the one or more vertical walls, wherein each of the vertical walls comprises an inner surface; (iii) a base joined in a sealing manner to a lower portion of the one or more vertical walls, the base comprising a catch basin drain opening and an upper surface; (iv) a conduit comprising an inner surface, an outer surface, an upper portion, a lower portion, an upper opening, and an upper vertical edge, the lower portion of the conduit being joined to the catch basin drain opening in a sealing manner, wherein the conduit extends upwardly from the catch basin drain opening in the base to the upper vertical edge, the upper vertical edge being lower than the upper opening of the catch basin, wherein the inner surfaces of the one or more vertical walls, the upper surface of the base, and the outer surface of the conduit together form a receptacle; and (v) one or more supports connected to and extending downwardly from the base of the catch basin for supporting the catch basin on a support surface; and (b) a filter housing comprising openings leading from an exterior of the filter housing to an interior of the filter housing, the filter housing further comprising a cover, wherein the cover comprises an upper surface having an area sufficient to cover the upper opening of the conduit.