Patent ID: 8515122

Claim:
A method of using a univocal label for verifying the originality of a product provided with said univocal label, said method comprising the steps of: a) providing said univocal label on said product, said univocal label comprising: a sheet having a thickness of approximately 2-30 μm; characterizing signs applied to said sheet in repetitive and variable series and dinked to said sheet to obtain particles, said particles being different sizes ranging from 10 to 4000 μm; a base sheet with said particles randomly distributed via dispersion in a single layer on said base sheet; and a transparent sheet, said particles and said base sheet being coupled to said transparent sheet so that said particles remain inserted between a printed side and a side rendered adhesive; wherein said transparent sheet comprising a sign printed on said transparent sheet that circumscribes said particles within a space of approximately 0.50-2.5 cm 2 thus creating a map with a univocal background pattern; b) detecting said map of said univocal label via an optical acquisition device; c) analyzing, processing and filing said map in a central filing data bank; and d) verifying and checking optically the originality of said product on which said univocal label is applied at any moment of a life of said product after production by accessing said data bank for comparing an image of said univocal label on said product to be checked, with a corresponding image stored in said data bank.