List of National Steel Car patents

Patent 8132515 was granted and assigned to National Steel Car on March, 2012 by the United States Patent and Trademark Office.

Patent 7234904 was granted and assigned to National Steel Car on June, 2007 by the United States Patent and Trademark Office.

Patent 7143700 was granted and assigned to National Steel Car on December, 2006 by the United States Patent and Trademark Office.

Patent 8141726 was granted and assigned to National Steel Car on March, 2012 by the United States Patent and Trademark Office.

Patent 7703397 was granted and assigned to National Steel Car on April, 2010 by the United States Patent and Trademark Office.

Patent RE39777 was granted and assigned to National Steel Car on August, 2007 by the United States Patent and Trademark Office.

Patent 9156478 was granted and assigned to National Steel Car on October, 2015 by the United States Patent and Trademark Office.

Patent 7494309 was granted and assigned to National Steel Car on February, 2009 by the United States Patent and Trademark Office.

Patent 9346472 was granted and assigned to National Steel Car on May, 2016 by the United States Patent and Trademark Office.

Patent 10377392 was granted and assigned to National Steel Car on August, 2019 by the United States Patent and Trademark Office.

Patent 7908975 was granted and assigned to National Steel Car on March, 2011 by the United States Patent and Trademark Office.

Patent 9272717 was granted and assigned to National Steel Car on March, 2016 by the United States Patent and Trademark Office.

Patent 7784411 was granted and assigned to National Steel Car on August, 2010 by the United States Patent and Trademark Office.

Patent 8973508 was granted and assigned to National Steel Car on March, 2015 by the United States Patent and Trademark Office.

Patent 7334528 was granted and assigned to National Steel Car on February, 2008 by the United States Patent and Trademark Office.

Patent 8726812 was granted and assigned to National Steel Car on May, 2014 by the United States Patent and Trademark Office.

Patent 7536957 was granted and assigned to National Steel Car on May, 2009 by the United States Patent and Trademark Office.

Patent 7117801 was granted and assigned to National Steel Car on October, 2006 by the United States Patent and Trademark Office.

Patent 7603954 was granted and assigned to National Steel Car on October, 2009 by the United States Patent and Trademark Office.

Patent 7921783 was granted and assigned to National Steel Car on April, 2011 by the United States Patent and Trademark Office.

Patent 10259472 was granted and assigned to National Steel Car on April, 2019 by the United States Patent and Trademark Office.

Patent 7328659 was granted and assigned to National Steel Car on February, 2008 by the United States Patent and Trademark Office.

Patent 7337727 was granted and assigned to National Steel Car on March, 2008 by the United States Patent and Trademark Office.

Patent 7878125 was granted and assigned to National Steel Car on February, 2011 by the United States Patent and Trademark Office.

Patent 7559284 was granted and assigned to National Steel Car on July, 2009 by the United States Patent and Trademark Office.