Patent ID: 9613327
Date: 2017-04-04
CPC Classifications: G06K,G06Q

Claim:
1. A method comprising: analyzing an incremental information object (IIO) printed on a medium, wherein the IIO comprises a plurality of tiles, and wherein the plurality of tiles comprise a code that is an original code for validating an identity of a product; successfully confirming the code to validate a previous stage of a workflow performed on the product; determining that the workflow has changed; responsive to determining that the workflow has changed, modifying the IIO to change the information density of the IIO; generating a new code comprising a bitstream, the new code being the original code with additional code parts, the bitstream including information relating to a current stage of the workflow; and overwriting the bitstream on the plurality of tiles printed on the medium by printing the additional code parts of the new code on the original code on the medium, the IIO comprising information relating to the previous stage of the workflow and the current stage of the workflow.