09
Dec
16:50
ArcelorMittal loses sheet patent fight with AK Steel
ArcelorMittal has lost its long-running patent battle against AK Steel regarding aluminium-coated, boron-containing sheet, Kallanish learns from a ruling by the US District Court for the District of Delaware.
Judge Sue Robinson says in her ruling that ArcelorMittal has created a “… procedural morass.”
ArcelorMittal’s original patent infringement claim occurred in January 2010. In April 2013, ArcelorMittal sought a reissue of its paten…
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Anonymous
Very good overview of the weekly steel market.
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