US 12269886
Tetravalent bispecific antibody against PD-1 and PD-L1
granted A61KA61K2039/505A61K2039/545
Quick answer
US patent 12269886 (Tetravalent bispecific antibody against PD-1 and PD-L1) held by SUNSHINE GUOJIAN PHARMACEUTICAL (SHANGHAI) CO., LTD. expires Mon Apr 03 2045 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- SUNSHINE GUOJIAN PHARMACEUTICAL (SHANGHAI) CO., LTD.
- Grant date
- Tue Apr 08 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Apr 03 2045 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 10
- CPC classes
- A61K, A61K2039/505, A61K2039/545, A61P, A61P35/00