Patent ID: 6343876
Filing Date: 2002-02-05
Classification: B29C,B65B,B65D,Y10S

Abstract:
An easily openable hermetically sealed package for containing a liquid, powder or viscous material, comprising:a seal along at least one edge of an outer portion of the package; a seal opening notch comprising a cut formed in the seal to extend from an outer edge of the seal in a direction of depth of the seal to terminate at a base in the seal; and a bent portion formed in the seal adjacent the seal opening notch to extend from the outer edge of the seal to terminate at a base in the seal, wherein the bent portion forms a depression in one side of the seal portion adjacent the seal opening notch and a corresponding protrusion from the other side of the seal portion adjacent the seal opening notch, and wherein the bent portion further comprises a flattened portion adjacent a leg of the depression and corresponding protrusion.