ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,546, issued on April 29, was assigned to DOF INC. (Daejeon, South Korea).

"Animal fat-derived extracellular matrix, and preservation solution of animal fat-derived extracellular matrix" was invented by Yong-Woo Shin (Seongnam-si, South Korea), Seong-Rae No (Seongnam-si, South Korea), Min-Cheol Kook (Seongnam-si, South Korea), Kyu-Byung Kim (Gwangju-si, South Korea), Yoon-Hee Seol (Seongnam-si, South Korea) and Jee-Hoon Shin (Seongnam-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides: an extracellular matrix of which the biocompatibility is greatly increased through fat removal and decellularization and whic...