Patent intelligence · US
US 12252530
Human antibodies to Fel d1 and methods of use thereof
Human antibodies to Fel d1 and methods of use thereof
Patent details — US 12252530
- Jurisdiction
- US
- Status
- granted
- Grant date
- Mar 18, 2025
- Expiration
- Mar 13, 2045
- Applicant
- REGENERON PHARMACEUTICALS, INC.
- Claims
- 32
- CPC classes
- A61K, A61K2039/505, A61K2039/507, A61K2039/5252
Quick answer
US 12252530 (Human antibodies to Fel d1 and methods of use thereof) is held by REGENERON PHARMACEUTICALS, INC.. Status: granted. Granted Mar 18, 2025. Expires Mar 13, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- REGENERON PHARMACEUTICALS, INC.
- Grant date
- Expiration
- Claims
- 32
- CPC classes
- A61K, A61K2039/505, A61K2039/507, A61K2039/5252, A61K39/12, A61K39/35
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Frequently asked questions
What is US patent 12252530?
US 12252530 (Human antibodies to Fel d1 and methods of use thereof) is held by REGENERON PHARMACEUTICALS, INC.. Status: granted. Granted Mar 18, 2025. Expires Mar 13, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 12252530?
REGENERON PHARMACEUTICALS, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 837 pharmaceutical patents for this assignee.
When does US 12252530 expire?
Our index shows an expiration date of Mar 13, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.