MODIFIED CONSTANT REGION OF ANTIBODY
RU2025107712A3Inactive Publication Date: 2026-09-30CHUGAI SEJJAKU KABUSIKI KAJSJA
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Patent Information
- Application Number
- RU2025107712
- Authority / Receiving Office
- RU · RU
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2025-03-31
- Publication Date
- 2026-09-30
- Estimated Expiration
- Not applicable · inactive patent
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Claims
1. An IgG2 constant region in which the amino acid at position 276 (position 397 in the European numbering system) in the amino acid sequence of SEQ ID NO: 2 is replaced by another amino acid.
2. An antibody comprising a constant region according to claim 1.
3. A pharmaceutical composition comprising an antibody according to claim 2.