ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,705, issued on March 24, was assigned to CHA UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION (Pocheon-si, South Korea).

"Composition comprising botulinum toxin or salt thereof for increasing endometrial blood flow rate" was invented by Youn Jung Kang (Yongin-si, South Korea), Hwa Seon Koo (Sejong-si, South Korea) and Jung Jae Ko (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composition may increase a rate of endometrial blood flow and a composition for increasing implantation potential, including botulinum toxin or a salt thereof, and a pharmaceutical composition may preventing or treating subfertility or infertility,...