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Bispecific Tetravalent Antibodies and Methods of Making and Using Thereof

Application US20260078190A1 Kind: A1 Mar 19, 2026

Assignee

SystImmune, Inc.

Inventors

Zeren Gao, Phil Tan, Brian R. Kovacevich, Blair R. Renshaw, Jeffrey B. Adamo, Nga Sze Amanda Mak, Shi Zhuo, Lan Chen, Yi Zhu

Abstract

A bispecific tetravalent antibody comprising an lgG having a pair of heavy chains and a pair of light chains, and two scFv components being connected to either C or N terminals of the heavy or light chains. The bispecific tetravalent antibody may have a binding specificity for two different members of EGFR family.

CPC Classifications

C07K 16/2863 A61K 31/337 A61K 33/243 A61K 45/06 A61K 47/6843 A61P 35/00 C07K 14/70521 C07K 14/70532 C07K 14/70578 C07K 16/32 A61K 2039/505

Filing Date

2025-08-27

Application No.

19311740