OPTICAL SECURITY FEATURE SUITABLE FOR TRACK-AND-TRACE AND/OR SERIALISATION SYSTEMS

The present invention relates to a method for identifying products with the aid of an ink formulation which contains semiconductive inorganic nanocrystals which emit radiation in the range of 750-1800 nm when excited by photons, in serialisation and/or track-and-trace systems.

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Bibliographic Details
Main Authors JOCHUM, Tobias, FISCHER, Bert, WEDEL, Armin, NIEHAUS, Jan
Format Patent
LanguageEnglish
French
German
Published 24.08.2022
Subjects
BOOK COVERS
BOOKBINDING
DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDEDFOR
FILES
LOOSE LEAVES
MOVABLE-STRIP WRITING OR READING APPARATUS
PERFORMING OPERATIONS
PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITYFEATURES
PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOTOTHERWISE PROVIDED FOR
SPECIAL PRINTED MATTER
TRANSPORTING
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Summary:The present invention relates to a method for identifying products with the aid of an ink formulation which contains semiconductive inorganic nanocrystals which emit radiation in the range of 750-1800 nm when excited by photons, in serialisation and/or track-and-trace systems.
Bibliography:Application Number: EP20200780186