ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,664, issued on July 29, was assigned to CHA BIOTECH Co. LTD. (Seoul, South Korea).

"Medium for direct differentiation of pluripotent stem cell-derived mesenchymal stem cell, method for preparing mesenchymal stem cell by using same, and mesenchymal stem cell prepared thereby" was invented by Dong Ryul Lee (Seoul, South Korea), Jeong Eun Lee (Seoul, South Korea), Soo Kyung Jung (Gwangju-si, South Korea), Kyung Soon Park (Seongnam-si, South Korea) and Ji Hoon Park (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A medium for direct differentiation of embryonic stem cell-derived mesenchymal stem cells, a method of preparing mesenchy...