Security Label
First Claim
1. Security label for use as a detector of first-time opening of an article, having an adhesive layer for application to the article, and a detection layer,the detection layer having an optical feature which irreversibly indicates an attempt at detachment from the article,the security label having an extensibility of at least 50% and being removable substantially without residue from the article by stretching, whereinthe security label has a predetermined breakage point at which the security label can be divided into two parts on first-time opening.
2 Assignments
0 Petitions
Accused Products
Abstract
Security label for use as a detector of first-time opening of an article, having an adhesive layer for application to the article, and a detection layer, the detection layer having an optical feature which irreversibly indicates an attempt at detachment from the article, the security label having an extensibility of at least 50% and being removable substantially without residue from the article by stretching, characterized in that the security label has a predetermined breakage point at which the security label can be divided into two parts on first-time opening.
10 Citations
23 Claims
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1. Security label for use as a detector of first-time opening of an article, having an adhesive layer for application to the article, and a detection layer,
the detection layer having an optical feature which irreversibly indicates an attempt at detachment from the article, the security label having an extensibility of at least 50% and being removable substantially without residue from the article by stretching, wherein the security label has a predetermined breakage point at which the security label can be divided into two parts on first-time opening.
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4. Security label for use as a detector of first-time opening of an article, having an adhesive layer for application to the article, and a detection layer,
the detection layer having an optical feature which irreversibly indicates an attempt at detachment from the article, the security label having an extensibility of at least 50% and being removable substantially without residue from the article by stretching, wherein the security label, by virtue of the opening of the article, is stretchable and is detachable substantially without residue from the article at least one one side.
Specification