ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,390,503, issued on Aug. 19, was assigned to SPH XING LING SCI. & TECH. PHARMACEUTICAL Co. LTD. (Shanghai).

"Ginkgo biloba leave extract capsule and preparation method therefor" was invented by Dandan Wang (Shanghai), Qi Gao (Shanghai), Jun Wang (Shanghai), Baozhong Zhu (Shanghai), Cunfa Li (Shanghai), Xueyi Zhang (Shanghai) and Yafang Wei (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a ginkgo biloba ketone ester capsule. The present disclosure further provides a method for preparing ginkgo biloba ketone ester capsule and use thereof. The present disclosure provides a ginkgo biloba ketone ester capsule and a pre...