Data carrier with protection against sugsequent laser marking

A data carrier (1) comprises a card body (2), wherein the card body (2) is configured to interact with impinging electromagnetic radiation (R) such, that a laser marking (M1) having a first appearance (A1) is generated in the card body (2) in the region of impingement. The data carrier (1) further c...

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Bibliographic Details
Main Authors SAILER, Christian, EGLI, Stefan
Format Patent
LanguageEnglish
Published 01.08.2024
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Summary:A data carrier (1) comprises a card body (2), wherein the card body (2) is configured to interact with impinging electromagnetic radiation (R) such, that a laser marking (M1) having a first appearance (A1) is generated in the card body (2) in the region of impingement. The data carrier (1) further comprises at least one protection element (3) that is configured to interact with impinging electromagnetic radiation (R) such, that a laser marking (M2) having a second appearance (A2) is generated in the card body (2), wherein said second appearance (A2) differs from the first appearance (A1).
Bibliography:Application Number: AU20210253684