Patent ID: 7837387

Claim:
A container comprising: a wall structure defining a receptacle; an evacuation port in the wall structure through which gas can pass from the receptacle to an outside environment; a seating area adjacent the evacuation port; a valve flap having a movable portion and a hinge portion about which the movable portion pivots, the movable portion pivots between a closed position and open position about the hinge portion whereat the valve flap is seated on the seating area to close the evacuation port and in the opened position whereat the valve flap lifts away from the seating area to open the evacuation port; and a seating adhesive on the seating area which holds a movable portion of the valve flap in the closed position and covers an exterior surface of a film layer and the seating adhesive has an annular shape wherein the adhesive is a permanent adhesive and holds the movable portion of the valve flap in the closed position and prevents reopening of the valve flap: wherein a label structure attached to the wall structure includes the film layer forming a seat platform on which the seating area is located wherein the film layer forming the seat platform includes an outer perimeter and an opening aligned with the evacuation port, and wherein the seating adhesive extends from the outer perimeter of the film layer to the opening of the film layer.