Patent 7811371 was granted and assigned to Tarkett on October, 2010 by the United States Patent and Trademark Office.
A surface covering comprising between 5 and 50% w/w of thermoplastic material, between 5 and 50% w/w of elastomer material, between 5 and 20% w/w of a high styrene resin, between 25 and 70% w/w of filler and between 1% and 10% w/w of vulcanisation system.