Patent ID: 9650194
Date: 2017-05-16
CPC Classifications: B32B,B65D,G09F

Claim:
1. A tamper evident label flap positionable to cover an opening in a package containing removable articles, the label flap comprising: a base layer sized and shaped to cover the opening in the package, the base layer having a top surface and a bottom surface, the bottom surface including a first adhesive to permit removal and application of the label flap to the package; a top layer attached to the top surface of the base layer by an adhesive layer such that the top layer is laminated with the base layer; a tamper evident structure located in at least one designated area between the base layer and the top layer; wherein the tamper evident structure includes a first ink layer applied to the top surface of the base layer and a second ink layer applied to the first ink layer and aligned with the first ink layer, the first ink layer and the second ink layer being held together in a weaker bond than the bond between the base layer and the top layer; and wherein, when the label flap is initially pulled from the package, the first ink layer and the second ink layer separate at the at least one designated area and both the first ink layer and the second ink layer remain between the laminated base layer and the top layer to define a visible permanent de-lamination of the first ink layer and the second ink layer which signifies the package has been opened.