Wednesday, July 8, 2026

Patent intelligence · US

US 11166960

Modified release preparations containing oxcarbazepine and derivatives thereof

granted A61KA61K2800/56A61K31/55A61K9/0073
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 15
Applicant portfolio 68
Patent details — US 11166960
Jurisdiction
US
Status
granted
Grant date
Nov 9, 2021
Expiration
Nov 4, 2041
Claims
6
CPC classes
A61K, A61K2800/56, A61K31/55, A61K9/0073
View on Google Patents ↗

Quick answer

US 11166960 (Modified release preparations containing oxcarbazepine and derivatives thereof) is held by Supernus Pharmaceuticals, Inc.. Status: granted. Granted Nov 9, 2021. Expires Nov 4, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
6
CPC classes
A61K, A61K2800/56, A61K31/55, A61K9/0073, A61K9/2013, A61K9/2027

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Frequently asked questions

What is US patent 11166960?

US 11166960 (Modified release preparations containing oxcarbazepine and derivatives thereof) is held by Supernus Pharmaceuticals, Inc.. Status: granted. Granted Nov 9, 2021. Expires Nov 4, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11166960?

Supernus Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 68 pharmaceutical patents for this assignee.

When does US 11166960 expire?

Our index shows an expiration date of Nov 4, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.