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Patent Searching and Data


Title:
ANTIBODY COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/067541
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an antibody composition which more selectively exhibits an effector function to damage target cells expressing two different types of antigen, and which is capable of retaining sufficiently high affinity for the individual target antigens. This invention is an antibody composition against a first antigen and a second antigen, which are different from each other, the composition being formed from a first IgG halfmer and a second IgG halfmer.

Inventors:
NIWA RINPEI (JP)
USAMI KATSUAKI (JP)
Application Number:
PCT/JP2019/038421
Publication Date:
April 02, 2020
Filing Date:
September 27, 2019
Export Citation:
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Assignee:
KYOWA KIRIN CO LTD (JP)
International Classes:
A61K39/395; C12N15/13; A61P43/00; C07K16/28; C07K16/46; C12N1/15; C12N1/19; C12N1/21; C12N5/10; C12N15/63; C12P21/08
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See also references of EP 3858994A4
Attorney, Agent or Firm:
Eikoh Patent Firm, P.C. (JP)
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