Wednesday, July 8, 2026

Patent intelligence · US

US 12269888

Artificial cell death polypeptide for chimeric antigen receptor and uses thereof

granted A61KA61K2039/505A61K2039/507A61K2039/55527
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 19
Applicant portfolio 39
Patent details — US 12269888
Jurisdiction
US
Status
granted
Grant date
Apr 8, 2025
Expiration
Apr 3, 2045
Claims
4
CPC classes
A61K, A61K2039/505, A61K2039/507, A61K2039/55527
View on Google Patents ↗

Quick answer

US 12269888 (Artificial cell death polypeptide for chimeric antigen receptor and uses thereof) is held by Century Therapeutics, Inc.. Status: granted. Granted Apr 8, 2025. Expires Apr 3, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
4
CPC classes
A61K, A61K2039/505, A61K2039/507, A61K2039/55527, A61K2039/6031, A61K2239/31

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Frequently asked questions

What is US patent 12269888?

US 12269888 (Artificial cell death polypeptide for chimeric antigen receptor and uses thereof) is held by Century Therapeutics, Inc.. Status: granted. Granted Apr 8, 2025. Expires Apr 3, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12269888?

Century Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 39 pharmaceutical patents for this assignee.

When does US 12269888 expire?

Our index shows an expiration date of Apr 3, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.