ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,295, issued on July 8, was assigned to KANGSTEM BIOTECH Co. LTD. (Seoul, South Korea).

"Complex for promoting cartilage differentiation comprising cartilage cell-free crush and stem cell and use thereof" was invented by Kyung Sun Kang (Seoul, South Korea), Seung Hee Lee (Seoul, South Korea), Jong Chan Ahn (Seoul, South Korea) and Mi Jin Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a complex for promoting cartilage differentiation comprising stem cells or a culture thereof and a cartilage cell-free crush, a method for fabricating cartilage by using the complex, cartilage fabricated via the met...