MACHINE READABLE MARKING OF DIRECT APPLICATION WITH MICRORELIEF Russian patent published in 2018 - IPC G06K1/12 

FIELD: information technology.

SUBSTANCE: invention relates to the recording, reading, identification and movement of information carriers using information marking systems directly on the item to be marked, using symbol tags of direct application and can be used during the control and accounting of products. Machine-readable direct application marking consists of information elements made on the surface of the marked article by laser processing and filled with a fluorescent composition, while on its surface a microrelief of information elements is created, comprising a structure of alternating bands or regions with altered laser radiation properties and bands or regions, not treated with laser radiation, made with the possibility of optimal filling with strong adhesion of the surface of information elements by the fluorescent composition.

EFFECT: technical result consists in providing an opportunity to unambiguously establish the authenticity of the marking with increased resistance to external influences.

6 cl, 6 dwg