Patent ID: 7637419
Filing Date: 2009-12-29
Classification: G06Q,G07D,H04L,Y02A

Abstract:
1. A method of determining a possible duplication of pharmaceutical product packaging, the packaging having disposed thereon or therein coded data including a number of coded data portions, each coded data portion being indicative of: an identity of the pharmaceutical product; and a part of a signature, the signature being a digital signature of at least a part of the identity and comprising a plurality of signature parts; wherein the method includes the steps of: receiving indicating data from a sensing device, the sensing device being responsive to sensing one of the coded data portions to generate the indicating data which is indicative of the identity, the part of the signature, and a signature part identifier; determining a determined signature using the identity; determining a determined signature part using the determined signature and the signature part identifier; authenticating the packaging by comparing the determined signature part and the part of the signature; if the authentication step is successful, accessing, using the determined identity, tracking data relating to the pharmaceutical product, the tracking data being at least partially indicative of the location of the pharmaceutical product; and, determining, using the tracking data, if the pharmaceutical product is a possible duplicate.