Wednesday, July 8, 2026

Patent intelligence · US

US 12428480

Anti-CD19 antibodies and multi-specific binding proteins

granted A61KA61K2039/505A61PA61P31/04
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 19
Applicant portfolio 3
Patent details — US 12428480
Jurisdiction
US
Status
granted
Grant date
Sep 30, 2025
Expiration
Sep 25, 2045
Claims
11
CPC classes
A61K, A61K2039/505, A61P, A61P31/04
View on Google Patents ↗

Quick answer

US 12428480 (Anti-CD19 antibodies and multi-specific binding proteins) is held by Cullinan Therapeutics, Inc.. Status: granted. Granted Sep 30, 2025. Expires Sep 25, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
11
CPC classes
A61K, A61K2039/505, A61P, A61P31/04, A61P35/00, A61P35/02

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    granted
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    Anti-MICA/B antibodies that block MICA/B shedding and methods of use

    Cullinan Mica Corporation · Expires Aug 15, 2044

    granted

Frequently asked questions

What is US patent 12428480?

US 12428480 (Anti-CD19 antibodies and multi-specific binding proteins) is held by Cullinan Therapeutics, Inc.. Status: granted. Granted Sep 30, 2025. Expires Sep 25, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12428480?

Cullinan Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 3 pharmaceutical patents for this assignee.

When does US 12428480 expire?

Our index shows an expiration date of Sep 25, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.