Patent ID: 8108297
Filing Date: 2012-01-31
Classification: G06Q

Abstract:
1. A method including: receiving by a host exchange a first transaction message at a first receipt time, wherein the first transaction message is received by a first network device from a first client device before being received by the host exchange; receiving by the host exchange a second transaction message at a second receipt time, wherein the second transaction message is received by a second network device from a second client device before being received by the host exchange; determining by the host exchange a first time based on a first travel time and the first receipt time, wherein the first travel time is a time from the first network device to the host exchange, wherein the first time is an approximation of the time at which the first network device sent the first transaction message; determining by the host exchange a second time based on a second travel time and the second receipt time, wherein the second travel time is a time from the second network device to the host exchange, wherein the second time is an approximation of the time at which the second network device sent the second transaction message; and prioritizing by the host exchange the first transaction message and the second transaction message based on the first time and the second time.