US Patent Issued to BIOSPECTRUM on May 20 for "Composition containing Cirsium japonicum extract as active ingredient for stimulating melanogenesis" (South Korean Inventors)

ALEXANDRIA, Va., June 16 -- United States Patent no. 12,303,588, issued on May 20, was assigned to BIOSPECTRUM INC. (Yongin-si, South Korea).

"Composition containing Cirsium japonicum extract as active ingredient for stimulating melanogenesis" was invented by Min Kyung Kim (Seongnam-si, South Korea), Da Hee Son (Yongin-si, South Korea), Seoung Woo Shin (Seongnam-si, South Korea), Eun Sun Jung (Suwon-si, South Korea) and Deok Hoon Park (Seongnam-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a composition for stimulating melanogenesis, comprising Cirsium japonicum extract as an effective ingredient. The composition has no skin irritation and cytotoxicity and is...