Patent intelligence · US
US 11447573
Multispecific antigen binding proteins and methods of use thereof
Multispecific antigen binding proteins and methods of use thereof
Patent details — US 11447573
- Jurisdiction
- US
- Status
- granted
- Grant date
- Sep 20, 2022
- Expiration
- Sep 15, 2042
- Applicant
- Nanjing Legend Biotech Co., Ltd
- Claims
- 19
- CPC classes
- A61K, A61K2039/505, A61P, A61P29/00
Quick answer
US 11447573 (Multispecific antigen binding proteins and methods of use thereof) is held by Nanjing Legend Biotech Co., Ltd. Status: granted. Granted Sep 20, 2022. Expires Sep 15, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Nanjing Legend Biotech Co., Ltd
- Grant date
- Expiration
- Claims
- 19
- CPC classes
- A61K, A61K2039/505, A61P, A61P29/00, A61P35/00, A61P37/00
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Frequently asked questions
What is US patent 11447573?
US 11447573 (Multispecific antigen binding proteins and methods of use thereof) is held by Nanjing Legend Biotech Co., Ltd. Status: granted. Granted Sep 20, 2022. Expires Sep 15, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 11447573?
Nanjing Legend Biotech Co., Ltd is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 26 pharmaceutical patents for this assignee.
When does US 11447573 expire?
Our index shows an expiration date of Sep 15, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.