Wednesday, July 8, 2026

Patent intelligence · US

US 11142583

BCMA-CAR-natural killer (NK) cells and methods related thereto

granted A61KA61K2035/124A61K2039/505A61K2039/54
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 15
Applicant portfolio 19
Patent details — US 11142583
Jurisdiction
US
Status
granted
Grant date
Oct 12, 2021
Expiration
Oct 7, 2041
Claims
16
CPC classes
A61K, A61K2035/124, A61K2039/505, A61K2039/54
View on Google Patents ↗

Quick answer

US 11142583 (BCMA-CAR-natural killer (NK) cells and methods related thereto) is held by Caribou Biosciences, Inc.. 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
16
CPC classes
A61K, A61K2035/124, A61K2039/505, A61K2039/54, A61K2039/804, A61K2239/31

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Frequently asked questions

What is US patent 11142583?

US 11142583 (BCMA-CAR-natural killer (NK) cells and methods related thereto) is held by Caribou Biosciences, Inc.. Status: granted. Granted Oct 12, 2021. Expires Oct 7, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11142583?

Caribou Biosciences, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 19 pharmaceutical patents for this assignee.

When does US 11142583 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.