Patent ID: 8231781

Claim:
A filter assembly comprising: a filter base including a housing; a replaceable filter element operably mounted in the housing, the replaceable filter element including: a ring of filter media defining an open interior; a first end cap secured to a first end of the filter media, the first end cap defining a flow path fluidly communicating the open interior with an exterior of the replaceable filter element, the exterior of the replaceable filter element being within the housing; a bypass valve having: a valve member movable between a closed position preventing fluid flow through the flow path from the exterior to the open interior and an open position permitting fluid flow through the flow path from the exterior to the open interior; a biasing member biasing the valve member toward the closed position; and wherein: the filter base includes an inner support with a spring biased valve member therein that remains with the filter base when the replaceable filter element is removed from the housing; the replaceable filter element includes an imperforate section operably mounted over the inner support to deactivate the spring-biased valve thereof; and the bypass valve does not interact with the spring biased valve member when operably mounted over the inner support.