Patent · US Active

Recombinant bispecific antibodies to PD-L1 and CTLA-4

US11421029B2 · kind B2 · utility

0Cited by

0References

40Claims

0Family size

Assignee

SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD. · CN

Inventors

Tongtong XUE · Sichuan, CN
Liang Xiao · Lo Wu, CN
Dengnian LIU · Chengdu, CN
Hu Long · Sichuan, CN
Jiangjiang Hu · Sichuan, CN
Yamin Cui · Sichuan, CN
Xiaoxi YUAN · Sichuan, CN
Lichun Wang · Sichuan, CN
Jingyi Wang · Chengdu, CN

Key dates

Filing date	Aug 17, 2018
Grant date	Aug 23, 2022
Priority date	—
Expiry date	Jan 7, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07K2317/94
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Provided are a recombinant bispecific antibody against CTLA-4 and PDL-1, a nucleic acid molecule for encoding the antibody, a vector and a host cell comprising the nucleic acid molecule, and a method for preparing the antibody. Also provided are a pharmaceutical composition comprising the bispecific antibody, and usage of the bispecific antibody in preparation of the pharmaceutical composition.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.