← EPO Patent Bulletin

METHOD FOR PURIFYING ANTIBODY HAVING LOW ISOELECTRIC POINT

Publication EP4671270A2 Kind: A2 Mar 18, 2026

Applicants

CHUGAI SEIYAKU KABUSHIKI KAISHA

Inventors

UEDA, Yasufumi, KOBAYASHI, Shohei, YANAGITA, Satoko, KAWASE, Takuo, FUKUNAGA, Masahiro

IPC Classifications

C07K 1/22 20060101AFI20260210BHEP A61K 39/395 20060101ALI20260210BHEP C07K 1/18 20060101ALI20260210BHEP C07K 1/20 20060101ALI20260210BHEP C07K 16/00 20060101ALI20260210BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR