Wednesday, July 8, 2026

Patent intelligence · US

US 11723961

Maspin, maspin derivatives, and maspin mimetics for reducing ROS, inflammation, and skin aging

granted A61KA61K2800/782A61K38/57A61K8/64
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 17
Applicant portfolio 595
Patent details — US 11723961
Jurisdiction
US
Status
granted
Grant date
Aug 15, 2023
Expiration
Aug 10, 2043
Claims
20
CPC classes
A61K, A61K2800/782, A61K38/57, A61K8/64
View on Google Patents ↗

Quick answer

US 11723961 (Maspin, maspin derivatives, and maspin mimetics for reducing ROS, inflammation, and skin aging) is held by Northwestern University. Status: granted. Granted Aug 15, 2023. Expires Aug 10, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
20
CPC classes
A61K, A61K2800/782, A61K38/57, A61K8/64, A61K9/0014

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Frequently asked questions

What is US patent 11723961?

US 11723961 (Maspin, maspin derivatives, and maspin mimetics for reducing ROS, inflammation, and skin aging) is held by Northwestern University. Status: granted. Granted Aug 15, 2023. Expires Aug 10, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11723961?

Northwestern University is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 595 pharmaceutical patents for this assignee.

When does US 11723961 expire?

Our index shows an expiration date of Aug 10, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.