IHMA Services

Patent of the Month

In September’s edition of the IHMA patent newsletter more than 110 patents are listed, including Hungary’s ANY Security Printing Company’s disclosure of a security document with a UV-absorbing security element.

The invention comprises a security document (1, in the figure to the right) that has a transparent window (2) and a UV- absorbing security element (3) in it, which contains a UV-absorbing ink.

The system for checking the security document (1) contains a UV light source (4), a security document (1), and a UV fluorescent surface (6). The security document (1) is located between the UV light source (4) and the UV fluorescent surface (6). The UV light source (4) illuminates the UV fluorescent surface (6) through the transparent window (2), and the UV-absorbing security element (3) projects a shadow (5) onto the UV fluorescent surface (6).