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SulphCo Not Infringing Ultrasound Patent: Judge

Law360 (May 18, 2009, 12:00 AM EDT) -- A federal court has decided that SulphCo Inc. was not unlawfully using a patented ultrasound process for removing sulfur from crude oil, dismissing allegations from Talisman Capital Talon Fund Ltd. that SulphCo's founder had relinquished the patent rights when he left a clean fuel company acquired by the hedge fund.

Judge Brian E. Sandoval ruled in favor of the defendants in the U.S. District Court for the District of Nevada on Thursday, finding that an agreement transferring certain intellectual property from Rudolf W. Gunnerman to Talisman’s...
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