A trading screen may display price and quantity information for price levels in a static axis of prices. The static axis of prices may be divided into two or more different regions. The price and quantity information for one or more of the regions may be consolidated from price and quantity information...http://www.google.co.uk/patents/US7844532?utm_source=gb-gplus-sharePatent US7844532 - Method and interface for consolidating price levels on a trading screen
