Patent ID: 7780804

Claim:
A method for the production of an information support upon which at least one piece of information is disposed, wherein a material layer covers information on the information support, the material layer bonding securely on the information and, upon destruction of the material layer, the material layer can be removed without damaging the information, the method comprising the steps of: a) passing the information support, disposed on a conveyor belt, through a gap between an ultrasonic sonotrode and an anvil; b) pressing, when passing through the gap and using the ultrasonic sonotrode, a hot-stamping strip, having a support strip with a colored layer, against the information support and against the anvil; and c) releasing, during step b) and under activation of ultrasonic vibrations, an area section of the colored layer from the support strip to permanently attach that colored layer section over the information on the information support.