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(11) | EP 1 235 196 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Process for making a semi-finished product for selfadhesive labels with system for excluding fraudulent reproductions, and labels made thereby |
(57) In order to render the fraudulent reproduction of labels difficult and in order to
enable a check on the lawful origin of a labelled product, the substrate of the semi-finished
product, in addition to being lacquered on the front, is printed and then personalized
on the rear with invisible Wood's ink or its derivatives and is protected with adhesive,
which is then attached to a siliconized substrate. |