List of Portec Rail Products Inc patents

Patent 7632052 was granted and assigned to Portec Rail Products Inc on December, 2009 by the United States Patent and Trademark Office.

Patent 7090143 was granted and assigned to Portec Rail Products Inc on August, 2006 by the United States Patent and Trademark Office.

Patent 7481400 was granted and assigned to Portec Rail Products Inc on January, 2009 by the United States Patent and Trademark Office.

Patent 7182560 was granted and assigned to Portec Rail Products Inc on February, 2007 by the United States Patent and Trademark Office.

Patent 7121777 was granted and assigned to Portec Rail Products Inc on October, 2006 by the United States Patent and Trademark Office.

Patent 7261244 was granted and assigned to Portec Rail Products Inc on August, 2007 by the United States Patent and Trademark Office.

Patent 7273131 was granted and assigned to Portec Rail Products Inc on September, 2007 by the United States Patent and Trademark Office.

Patent D633850 was granted and assigned to Portec Rail Products Inc on March, 2011 by the United States Patent and Trademark Office.

Patent D547642 was granted and assigned to Portec Rail Products Inc on July, 2007 by the United States Patent and Trademark Office.

Patent 7798365 was granted and assigned to Portec Rail Products Inc on September, 2010 by the United States Patent and Trademark Office.

Patent 8074772 was granted and assigned to Portec Rail Products Inc on December, 2011 by the United States Patent and Trademark Office.

Patent 7637704 was granted and assigned to Portec Rail Products Inc on December, 2009 by the United States Patent and Trademark Office.

Patent D576023 was granted and assigned to Portec Rail Products Inc on September, 2008 by the United States Patent and Trademark Office.

Patent 7490781 was granted and assigned to Portec Rail Products Inc on February, 2009 by the United States Patent and Trademark Office.

Patent 7096997 was granted and assigned to Portec Rail Products Inc on August, 2006 by the United States Patent and Trademark Office.

Patent 7258201 was granted and assigned to Portec Rail Products Inc on August, 2007 by the United States Patent and Trademark Office.

Patent 6971479 was granted and assigned to Portec Rail Products Inc on December, 2005 by the United States Patent and Trademark Office.

Patent 6974288 was granted and assigned to Portec Rail Products Inc on December, 2005 by the United States Patent and Trademark Office.