Patent ID: 7213303

Claim:
A closure device comprising: interlocking fastening strips having first and second ends, said first end having a protrusion formed adjacent a top portion thereof; a slider member movably installed upon the interlocking fastening strips, the slider member facilitating the occlusion of the interlocking fastening strips when moved towards the first end thereof, the slider member having a pair of spaced-apart side walls which are positioned on opposite sides of the interlocking fastening strips, an intermediate body portion between the side walls which is positioned upon the interlocking fastening strips, and a notch formed in said intermediate body portion; and wherein at least one of said notch or said protrusion having a pair of spaced apart contact surfaces which interact with and wedgingly engage respective contact portions of the other of said notch or protrusion to obstruct further movement of the slider member beyond said first end.