Patent ID: 8297521
Filing Date: 2012-10-30
Classification: G06K

Abstract:
1. A code system for generating graphic codes for application to articles and for associating article information with said articles using said codes, the system comprising: an apparatus for generating a plurality of graphic codes for application to articles, each graphic code comprising a unique first graphic indicium that is not contrived to contain any information at the time of its creation, and a second part that is contrived to contain data; a reading machine for reading each said codes to convert the first part into a character string that characterizes said first part and the second part into the data that said second part contains; and a storage means, arranged to store for each code, (i) the data contained within the second part, (ii) the character string that characterizes the first part, and (iii) article information regarding the article to which the code is applied; wherein said system includes a population of codes, each code within said population having a unique first part; wherein within said population there are a plurality of subsets of codes each subset containing a plurality of codes the plurality of codes within each subset having the same second part but unique first parts; and wherein the second parts are different for different subsets.