ALEXANDRIA, Va., June 9 -- United States Patent no. 12,649,826, issued on June 9, was assigned to HANMI FINE CHEMICAL Co. LTD. (Siheung-si, South Korea) and HANMI PHARM. Co. LTD. (Hwaseong-si, South Korea).
"Polyethylene glycol derivative, composition comprising same, and method for preparing bioactive polypeptide conjugate by using same" was invented by Ji Hye Moon (Hwaseong-si, South Korea), Yeon Jeong Jang (Hwaseong-si, South Korea), Hyun Jung Shim (Hwaseong-si, South Korea), Eun Hye Kim (Hwaseong-si, South Korea), Tae In Eom (Hwaseong-si, South Korea), Su Mi Lee (Hwaseong-si, South Korea), Yu Rim Kim (Siheung-si, South Korea), Yong Gyu Jung (Siheung-si, South Korea), Ji Hye Kim (Siheung-si, South Korea), Soon Ah Ahn (Siheung-si, South ...