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Ak Steel

ArcelorMittal continues legal fight over high-strength steel

ArcelorMittal is appealing a recent court ruling that three rival steelmakers did not violate its patent for a special type of aluminum-coated high-strength steel that is made in Northwest Indiana for the auto industry.

January 08, 2014 12:45 pm

Appeals court orders new trial in Mittal suit

A federal appellate court set aside a lower court's jury verdict Friday that partly invalidated a patent ArcelorMittal held on a type of steel product produced in Indiana that has automotive industry applications.

December 04, 2012 1:00 pm
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