Tamper evident tape
First Claim
1. A multi-layered tamper-evident tape comprising of a first and second film wherein the first surface of the first film is coated with an adhesive layer;
- a failure layer between the first and second film comprising of layers of adhesive, ink and primer; and
the second surface of the second film is coated with a release layer.
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Accused Products
Abstract
The present invention provides a tamper-evident multi-layered tape for use for closing boxes and similar items and packages. The tape of the present invention provides an indication which shows that the tape has been detached from the surface of the box which it is closing. The tamper-evident tape is a multi-layered tape comprising of a first and second film wherein the first surface of the first film is coated with an adhesive layer. Said first surface is the surface facing the box, package or item when applying the tape. Between the first and second film there is a failure layer comprising of layers of adhesive, primer and ink. The patterns of application of the primer, adhesive and ink creates the tamper indicating pattern. The second surface of the second film which is the outer surface of the tamper-evident tape is coated with a release layer.
17 Citations
23 Claims
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1. A multi-layered tamper-evident tape comprising of a first and second film wherein the first surface of the first film is coated with an adhesive layer;
- a failure layer between the first and second film comprising of layers of adhesive, ink and primer; and
the second surface of the second film is coated with a release layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
- a failure layer between the first and second film comprising of layers of adhesive, ink and primer; and
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16. A process for the manufacture of a tamper evident tape comprising (a) incorporating a failure layer between two films;
- (b) coating the first surface of the first film with an adhesive; and
(c) coating the second surface of the second film with a release layer. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23)
- (b) coating the first surface of the first film with an adhesive; and
Specification