US Patent Issued to SHANDONG FOCUSFREDA BIOTECH on Oct. 7 for "Preparation method for acetylated sodium hyaluronate" (Chinese Inventors)

ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,162, issued on Oct. 7, was assigned to SHANDONG FOCUSFREDA BIOTECH Co. LTD (Shandong, China).

"Preparation method for acetylated sodium hyaluronate" was invented by Lei Liu (Shandong, China), Chunxi Wang (Shandong, China), Qing Li (Shandong, China), Chuanli Kang (Shandong, China), Jingjing Sun (Shandong, China), Liwei Tang (Shandong, China), Qiang Liu (Shandong, China), Shaojie Lian (Shandong, China), Meixia Zhang (Shandong, China), Mengyi Zhang (Shandong, China), Ququan Li (Shandong, China) and Shuai Du (Shandong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a preparation method for acetylated sodium hyaluron...