Patent ID: 7048140

Claim:
A vented liquid containment device, comprising: a cap having a top portion and a generally cylindrical side portion; a thread structure formed on an inner surface of said generally cylindrical side portion; a vent formed within a preselected portion of said cap; a cup member shaped to be received within an inner portion of said cap; a flange extending in a radially outward direction from said cup member beyond a radially innermost portion of said thread structure and shaped to be received within said cap at a position proximate an inner surface of said top portion, said flange being retained in position relative to said cap by said thread structure; a fluid passage formed through a surface of said cup member, said fluid passage being disposed in fluid communication with said vent, said vent comprising a slot formed in said inner surface of said generally cylindrical side portion and said inner surface of said top portion; and filter material disposed within an internal cavity of said cup member.