Patent ID: 11970533
Assignee: SPARX BIOSCIENCE LIMITED
Field: Biotechnology (Chemistry)
Classification: CPC C | IPC C

Claim 4:
5. The bispecific antibody of claim 4, wherein the single polypeptide comprises, from N-terminus to C-terminus:
(i) a first variable region fragment, which is the first VH, the first VL, the second VH, or the second VL;
(ii) a first peptide linker (L1)
(iii) a second variable region fragment, which is the first VH, the first VL, the second VH, or the second VL;
(iv) a second peptide linker (L2);
(v) a third variable region fragment, which is which is the first VH, the first VL, the second VH, or the second VL;
(vi) a third peptide linker (L3); and
(vii) a fourth variable region fragment, which is which is the first VH, the first VL, the second VH, or the second VL;
wherein the first variable region fragment, the second variable region fragment, the third variable region fragment, and the fourth variable region fragment collectively comprises all of the first VH, the first VL, the second VH, and the second VL.