US Patent Issued to Chengdu Cynogen Bio-Pharmaceutical Technology on April 14 for "Isoxazolo[5,4-Hquinazoline compounds as protein kinase inhibitors" (Chinese Inventors)

ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,731, issued on April 14, was assigned to Chengdu Cynogen Bio-Pharmaceutical Technology Co. Ltd. (Chengdu, China).

"Isoxazolo[5,4-Hquinazoline compounds as protein kinase inhibitors" was invented by Hang Cheng (Chengdu, China), Weiyan Xiong (Chengdu, China), Bin Yu (Chengdu, China) and Wei Niu (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a class of isoxazolo[5,4-H]quinazoline compounds represented by general formula (I), which can be used to treat cell proliferation disorders, and are effective cyclin-dependent kinase (CDK) inhibitors, which have a broad-spectrum and strong inhibitory activity agains...