Patent intelligence · US
US 12421292
Anti-DLL3 chimeric antigen receptors and uses thereof
Anti-DLL3 chimeric antigen receptors and uses thereof
Patent details — US 12421292
- Jurisdiction
- US
- Status
- granted
- Grant date
- Sep 23, 2025
- Expiration
- Sep 18, 2045
- Applicant
- Legend Biotech Ireland Limited
- Claims
- 6
- CPC classes
- A61K, A61K2039/505, A61K2239/31, A61K2239/38
Quick answer
US 12421292 (Anti-DLL3 chimeric antigen receptors and uses thereof) is held by Legend Biotech Ireland Limited. Status: granted. Granted Sep 23, 2025. Expires Sep 18, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Legend Biotech Ireland Limited
- Grant date
- Expiration
- Claims
- 6
- CPC classes
- A61K, A61K2039/505, A61K2239/31, A61K2239/38, A61K38/00, A61K40/11
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Frequently asked questions
What is US patent 12421292?
US 12421292 (Anti-DLL3 chimeric antigen receptors and uses thereof) is held by Legend Biotech Ireland Limited. Status: granted. Granted Sep 23, 2025. Expires Sep 18, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 12421292?
Legend Biotech Ireland Limited is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 26 pharmaceutical patents for this assignee.
When does US 12421292 expire?
Our index shows an expiration date of Sep 18, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.