Wednesday, July 8, 2026

Patent intelligence · US

US 9980924

Topical pterostilbene compositions for use in treating UV-induced loss of barrier function in skin

granted A61KA61K31/09A61K47/26A61K9/0014
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 12
Applicant portfolio 8,292
Patent details — US 9980924

Quick answer

US 9980924 (Topical pterostilbene compositions for use in treating UV-induced loss of barrier function in skin) is held by The Regents of the University of California. Status: granted. Granted May 29, 2018. Expires May 24, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
13
CPC classes
A61K, A61K31/09, A61K47/26, A61K9/0014, A61K9/08, A61P

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Frequently asked questions

What is US patent 9980924?

US 9980924 (Topical pterostilbene compositions for use in treating UV-induced loss of barrier function in skin) is held by The Regents of the University of California. Status: granted. Granted May 29, 2018. Expires May 24, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9980924?

The Regents of the University of California is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 8,292 pharmaceutical patents for this assignee.

When does US 9980924 expire?

Our index shows an expiration date of May 24, 2038 (12 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.