Wednesday, July 8, 2026

Patent intelligence · US

US 11141479

Stable anti-OSMR antibody formulation

granted A61KA61K2039/505A61K2039/545A61K39/3955
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 15
Applicant portfolio 9
Patent details — US 11141479
Jurisdiction
US
Status
granted
Grant date
Oct 12, 2021
Expiration
Oct 7, 2041
Claims
19
CPC classes
A61K, A61K2039/505, A61K2039/545, A61K39/3955
View on Google Patents ↗

Quick answer

US 11141479 (Stable anti-OSMR antibody formulation) is held by Kiniksa Pharmaceuticals, GmbH. Status: granted. Granted Oct 12, 2021. Expires Oct 7, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
19
CPC classes
A61K, A61K2039/505, A61K2039/545, A61K39/3955, A61P, A61P17/04

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Frequently asked questions

What is US patent 11141479?

US 11141479 (Stable anti-OSMR antibody formulation) is held by Kiniksa Pharmaceuticals, GmbH. Status: granted. Granted Oct 12, 2021. Expires Oct 7, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11141479?

Kiniksa Pharmaceuticals, GmbH is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 9 pharmaceutical patents for this assignee.

When does US 11141479 expire?

Our index shows an expiration date of Oct 7, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.