ALEXANDRIA, Va., May 12 -- United States Patent no. 12,622,977, issued on May 12, was assigned to Chia Tai Tianqing Pharmaceutical Group Co. Ltd. (Lianyungang City, China) and Nanjing Shunxin Pharmaceuticals Co. Ltd. of Chitai Tianqing Pharmaceutical Group (Nanjing City, China).

"Antibody drug conjugate" was invented by Xiquan Zhang (Nanjing City, China), Tianxi Chen (Nanjing City, China), Weiwei Feng (Nanjing City, China), Bing Zhang (Nanjing City, China), Xiaoqi Tang (Nanjing City, China), Tongjie Xu (Nanjing City, China), Xiaojin Wang (Nanjing City, China), Huace Sheng (Nanjing City, China), Zhengping Zhang (Nanjing City, China), Hua Wang (Lianyungang City, Namibia) and Yong Gao (Nanjing City, China).

According to the abstract* release...