Patent ID: 8210375

Claim:
A cap for a container adapted to contain a fluid comprising: a cap body configured for attachment to a neck of the container having at least one pour opening through which the fluid can be poured from the container, the cap body moveable by rotation on the neck of the container to an open position or to a closed position and; a deformable gasket attached to the cap body having a fluid flow opening, a first portion configured to form a first seal on the cap body, and a second portion configured to form a second seal on an inside diameter or a top surface of the neck of the container, the gasket configured for deformation and compression by the cap body in the closed position to form a third seal on a top surface of the neck of the container, the gasket configured to form a fluid flow passage through the gasket in the open position allowing fluid flow from the container through the fluid flow opening in the gasket to the pour opening in the cap body while maintaining the first seal and the second seal, the fluid flow passage sealed in the closed position and having a maximum size in the open position controlled by movement of the gasket to an undeformed state; and a support rib on the cap body configured to fit into the neck of the container for maintaining a shape of the gasket during placement on the bottle and during storage of the cap when not on the bottle.