ArcelorMittal Receives Notice of Allowance of Re-Issue of Usibor Patent
Steel Market Update received the following information from an ArcelorMittal spokesperson this evening: On February 19, 2013, the United States Patent and Trademark Office (USPTO) posted a Notice of Allowance of a re-issue of ArcelorMittal pioneer patent US 6 296 805 on aluminum pre-coated steel product for hot stamping, worldwide known as Usibor®, confirming its […]