US Patent Issued to YOUREH on Nov. 3 for "Wound dressing comprising hyaluronic acid-calcium and polylysine and manufacturing method therefor" (South Korean Inventors)

ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,779,086, issued on Nov. 3, was assigned to YOUREH Co. LTD. (Seoul, South Korea).

"Wound dressing comprising hyaluronic acid-calcium and polylysine and manufacturing method therefor" was invented by Hyang Mae Um (Seoul, South Korea) and Ja Young Seol (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a wound dressing comprising hyaluronic acid-calcium and polylysine, and a manufacturing method therefor, the method comprising: (1) a step for adjusting each of the pH values of a hyaluronic acid-calcium salt and a polylysine aqueous solution to 8.4 or higher, and then mixing the hyaluronic acid-calcium salt an...