US Patent Issued to HENAN GENUINE BIOTECH on Sept. 30 for "2-(2,4,5-substituted phenylamino) pyrimidine derivative and crystalline form B thereof" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,398, issued on Sept. 30, was assigned to HENAN GENUINE BIOTECH Co. LTD. (Pingdingshan, China).

"2-(2,4,5-substituted phenylamino) pyrimidine derivative and crystalline form B thereof" was invented by Junbiao Chang (Pingdingshan, China), Jinfa Du (Pingdingshan, China), Kaikai Zhu (Pingdingshan, China), Kai Wang (Pingdingshan, China), Jianyong Li (Pingdingshan, China), Chunxia Zhang (Pingdingshan, China) and Dongxu Yi (Pingdingshan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A 2-(2,4,5-substituted phenylamino) pyrimidine derivative, having the following chemical formula I:The pyrimidine derivative is useful for treating non-small cell lung ...