In 2010, Trading Technologies International, Inc. (“TT”) filed suit against IBG LLC and its subsidiary Interactive Brokers LLC for patent infringement. The four patents in question, U.S. Patent Nos. 6,766,304; 6,772,132; 7,676,411; and 7,813,996 — were related and directed to graphical user interfaces used by commodity traders. TT alleged that IBG’s software, TWS BookTrader, which is used by traders to buy and sell on exchanges, infringed its patents.Continue Reading Federal Circuit Applies WesternGeco Framework to Expert’s Effort to Seek Royalties Flowing from Customers Overseas