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• ArcelorMittal files new patent lawsuits

  Apr 18, 2013

  ... for allegedly infringing on its patent for aluminized boron steel sheet products, continuing a legal battle that is now more than three years old. ... View this article

• ArcelorMittal's request for rehearing denied

  Mar 27, 2013

  ... The district court previously ruled that there had been no infringement on a US patent for boron steel sheet with an aluminum-based coating held by ... View this article

• Patent Office to reissue ArcelorMittal's Usibor patent

  Feb 20, 2013

  NEW YORK — The US Patent and Trademark Office will reissue ArcelorMittal SA's Usibor patent concerning boron steel sheet with an aluminum ... View this article

• Brazil's list of dutiable products in for open consultation

  Feb 07, 2013

  ... heavy plate, wire rod, stainless steel sheet and coil ... bars, grain-oriented silicon steel, pipe and ... hot-dipped galvanized coil, boron-containing heavy ... View this article

• Pipe and bar push Jan. steel imports higher

  Feb 06, 2013

  ... AMM that wire rod might have been classified as hot-rolled bar due to added boron in the steel (amm.com ... "Given domestic sheet price weakness ... View this article

• Appeals court sends patent ruling back for further review

  Dec 03, 2012

  The US Court of Appeals said a jury verdict that a US patent for boron steel sheet with an aluminum-based coating held by ArcelorMittal France and ... View this article

• ArcelorMittal denied new trial in patent case

  Aug 29, 2011

  ... earlier this year that the defendants hadn't infringed on ArcelorMittal's US patent 6,296,805 concerning boron-containing steel sheet coated with ... View this article

• Patent ruling allows Tata to market zinc-coated boron steel ...

  Aug 24, 2011

  ... coated boron steel, Tata said. Tata is developing its own zinc-coated boron steel sheet, called ZnX. "This ruling is a milestone ... View this article

• Chinese CRC exports seen to stay high for Q3

  Jul 25, 2011

  ... exported 426,806 tonnes of cold rolled sheet 600mm and ... a rebate by adding minute amounts of boron to the ... to pass it off as alloyed steel but many ... View this article

• China CRC exports hit 10-month high

  May 24, 2011

  Exports of cold rolled sheet larger than 600mm rose nearly 16% month-on ... Though some steel mills could get rebates by adding boron into hot ... View this article