Patent 7157137 was granted and assigned to Milliken & Company on January, 2007 by the United States Patent and Trademark Office.
A nonwoven having varying densities of the fibers that make up the nonwoven. The nonwoven has a length direction x, a width direction y, and a thickness direction z. The density of the fibers 11 in the nonwoven 10 varies long the width direction y of the nonwoven 10.