CBOE Triumphs In Hybrid Trading Patent Spat

Law360, New York (March 3, 2011, 7:59 PM EST) -- The Chicago Board Options Exchange Inc. won summary judgment Wednesday in a long-running patent battle in Illinois over trading technology, with a federal judge ruling that its Hybrid trading approach doesn't infringe an International Securities Exchange LLC patent.

The plaintiff's Hybrid and CBOEdirect trading platforms, which combine open outcry and computerized trading methods, do not constitute the automated method protected by ISE's patent, according to an order signed by Judge Joan Humphrey Lefkow of the U.S. District Court for the Northern District of Illinois.

The order...
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