Patent ID: 8567456

Claim:
A funnel comprising: a funnel body comprising an open top, a closed bottom, and a continuous side wall configured to receive a fluid; a spout affixed to said funnel body closed bottom and in fluid communication with an interior of said funnel body to discharge said fluid; a strainer insertable within said funnel body; a plurality of circumscribed container attachment rings, each of said plurality of circumscribed container attachment rings being affixed directly to and extending away from said funnel body closed bottom around said spout, and each of said plurality of circumscribed container attachment rings comprising a progressively greater diameter and a threaded inner surface for threaded attachment around a mouth of a container; an annular vent slot disposed around said spout and in fluid communication with an interior of said container; and at least one hollow vent tube in fluid communication with said annular vent slot and configured to provide a fluid passage way for displaced air from within said container, said at least one hollow vent tube being integral to said funnel body continuous side wall and extending from said annular vent slot to proximate said funnel body open top.