Wednesday, July 8, 2026

Patent intelligence · US

US 11396544

Bispecific anti-CD28 × anti-CD22 antibodies and uses thereof

granted A61KA61K2039/505A61K2039/507A61K39/39541
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 16
Applicant portfolio 837
Patent details — US 11396544
Jurisdiction
US
Status
granted
Grant date
Jul 26, 2022
Expiration
Jul 21, 2042
Claims
10
CPC classes
A61K, A61K2039/505, A61K2039/507, A61K39/39541
View on Google Patents ↗

Quick answer

US 11396544 (Bispecific anti-CD28 × anti-CD22 antibodies and uses thereof) is held by REGENERON PHARMACEUTICALS, INC.. Status: granted. Granted Jul 26, 2022. Expires Jul 21, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
10
CPC classes
A61K, A61K2039/505, A61K2039/507, A61K39/39541, A61K39/39558, A61P

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Frequently asked questions

What is US patent 11396544?

US 11396544 (Bispecific anti-CD28 × anti-CD22 antibodies and uses thereof) is held by REGENERON PHARMACEUTICALS, INC.. Status: granted. Granted Jul 26, 2022. Expires Jul 21, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11396544?

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 11396544 expire?

Our index shows an expiration date of Jul 21, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.