US 11472881
Single-domain antibodies and variants thereof against CTLA-4
granted A61KA61K2039/505A61K2039/507
Quick answer
US patent 11472881 (Single-domain antibodies and variants thereof against CTLA-4) held by Nanjing Legend Biotech Co., Ltd expires Mon Oct 13 2042 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Nanjing Legend Biotech Co., Ltd
- Grant date
- Tue Oct 18 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Oct 13 2042 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 21
- CPC classes
- A61K, A61K2039/505, A61K2039/507, A61K39/3955, A61K47/65