However, Optimal Robotics Corporation previously had designed and implemented their own self-check out system, which they reported to have developed completely independently of International Automated Systems. A press release by Optimal Robotics on January 24, 2004, states: "Optimal Robotics Corp. (NASDAQ: OPMR), today announced that it has entered into a settlement agreement with International Automated Systems, Inc. (IAS), which brings to a close the patent lawsuit between the parties. In accordance with the agreement, IAS will receive a sum that is not considered to be material to Optimal."
This led to Optimal Robotics Corporation developing their own self-checkout system independently of International Automated Systems. A press announcement by Optimal Robotics on January 24, 2004, states: "Optimal Robotics Corp. (NASDAQ: OPMR), today announced that it has settled a patent lawsuit with International Automated Systems, Inc. (IAS). Under the agreement, IAS will receive a payment that is not substantial for Optimal."