Friday, July 10, 2026

Patent intelligence · US

US 11253591

Combination of lenalidomide and polypeptide construct, and uses thereof

granted A61KA61K2039/505A61K31/454A61K38/212
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 16
Applicant portfolio 454
Patent details — US 11253591
Jurisdiction
US
Status
granted
Grant date
Feb 22, 2022
Expiration
Feb 17, 2042
Claims
17
CPC classes
A61K, A61K2039/505, A61K31/454, A61K38/212
View on Google Patents ↗

Quick answer

US 11253591 (Combination of lenalidomide and polypeptide construct, and uses thereof) is held by TEVA PHARMACEUTICALS AUSTRALIA PTY LTD. Status: granted. Granted Feb 22, 2022. Expires Feb 17, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
17
CPC classes
A61K, A61K2039/505, A61K31/454, A61K38/212, A61K39/39558, A61K45/06

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Frequently asked questions

What is US patent 11253591?

US 11253591 (Combination of lenalidomide and polypeptide construct, and uses thereof) is held by TEVA PHARMACEUTICALS AUSTRALIA PTY LTD. Status: granted. Granted Feb 22, 2022. Expires Feb 17, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11253591?

TEVA PHARMACEUTICALS AUSTRALIA PTY LTD is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 454 pharmaceutical patents for this assignee.

When does US 11253591 expire?

Our index shows an expiration date of Feb 17, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.