Patent ID: 8267278
Filing Date: 2012-09-18
Classification: B65D

Abstract:
1. A container comprising: a base including a first closure portion of generally U-channel configuration having an inner wall and a spaced-apart outer wall and a first intermediate wall connecting the inner wall and the outer wall, the inner wall including a generally ridged portion defined by a first cutback portion and a second cutback portion, the base and first closure portion being formed as a single piece; and a cover including a second closure portion of generally U-channel configuration having an inner wall and a spaced-apart outer wall and a first intermediate wall connecting the inner wall and the outer wall, the inner wall including a generally ridged portion defined by a third cutback portion and a forth cutback portion and the second closure portion engageable with the first closure portion to releasably attach the cover to the base, wherein the forth cutback portion provides a radially continuous surface and the third cutback provides a radially discontinuous surface providing a vertically discontinuous seal for allowing steam to escape when the third cutback portion of the second closure portion abuts the second cutback portion of the first closure portion.