Thursday, July 9, 2026

Patent intelligence · US

US 11931354

Formulations of oxabicycloheptanes and oxabicycloheptenes

granted A61KA61K31/197A61K31/34A61K31/4525
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 18
Applicant portfolio 26
Patent details — US 11931354
Jurisdiction
US
Status
granted
Grant date
Mar 19, 2024
Expiration
Mar 14, 2044
Claims
4
CPC classes
A61K, A61K31/197, A61K31/34, A61K31/4525
View on Google Patents ↗

Quick answer

US 11931354 (Formulations of oxabicycloheptanes and oxabicycloheptenes) is held by Lixte Biotechnology, Inc.. Status: granted. Granted Mar 19, 2024. Expires Mar 14, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
4
CPC classes
A61K, A61K31/197, A61K31/34, A61K31/4525, A61K31/496, A61K9/0019

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Frequently asked questions

What is US patent 11931354?

US 11931354 (Formulations of oxabicycloheptanes and oxabicycloheptenes) is held by Lixte Biotechnology, Inc.. Status: granted. Granted Mar 19, 2024. Expires Mar 14, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11931354?

Lixte Biotechnology, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 26 pharmaceutical patents for this assignee.

When does US 11931354 expire?

Our index shows an expiration date of Mar 14, 2044 (18 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.