Patent ID: 7588155

Claim:
A beverage container closure in combination with a beverage container comprising a beverage container including a mouth having an annular rim and a substantially flat top surface, a cap including a top wall and an annular skirt depending from the top wall, a monolithic cap liner including a mount coupled to the top wall, a first seal ring having a crest arranged to depend from the mount by a certain distance, and a second outermost seal ring having a crest arranged to depend from the mount by a lesser distance and surround the first seal ring, and the first and second seal rings spaced inwardly from the annular skirt at a distance that provides compressive sealing of the crests on the substantially flat top surface of the beverage container and wherein the first seal ring engages the top surface of the beverage container and is compressed by contact with the substantially flat top surface prior to the second seal ring contacting the substantially flat top surface of the beverage container.