ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,820, issued on March 25, was assigned to KCC Glass Corp. (Seoul, South Korea).
"Multilayered flooring decorative material" was invented by Deuk Soo Lee (Chungcheongnam-do, South Korea), Sang Hyun Lee (Chungcheongnam-do, South Korea), Byeong Ro Jung (Chungcheongbuk-do, South Korea) and Jang Wook Kim (Gyeonggi-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a multilayered flooring decorative material comprising a first foam layer and a second foam layer, wherein the first foam layer is formed by foaming a foam layer composition, the second foam layer is formed by impregnating a fiberglass substrate with...