US Patent Issued to Sichuan Kelun-Biotech Biopharmaceutical, Ellipses Pharma on May 19 for "Salt and crystal form of pyrimidine compound, and preparation methods therefor" (Chinese Inventors)

ALEXANDRIA, Va., May 19 -- United States Patent no. 12,630,557, issued on May 19, was assigned to Sichuan Kelun-Biotech Biopharmaceutical Co. Ltd. (Sichuan, China) and Ellipses Pharma Ltd (London).

"Salt and crystal form of pyrimidine compound, and preparation methods therefor" was invented by Zheng Gong (Chengdu, China), Hongming Li (Chengdu, China), Shidong Yi (Chengdu, China), Long Li (Chengdu, China), Tianming Wang (Chengdu, China), Pingyun Chen (Chengdu, China), Chengxi Yang (Chengdu, China), Tao Wang (Chengdu, China), Yaoyao Song (Chengdu, China), Jiangfeng Zhou (Chengdu, China), Yufeng Liang (Chengdu, China), Zhonghui Chen (Chengdu, China), Qiang Tian (Chengdu, China), Hongmei Song (Chengdu, China), Tongtong Xue (Chengdu, China) and...