Wednesday, July 8, 2026

Patent intelligence · US

US 8486428

Compositions and methods for making and using acyclic N-halamine-based biocidal polymeric materials and articles

granted A61KA61K31/785
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 7
Applicant portfolio 8,292
Related coverage 1
Patent details — US 8486428

Quick answer

US 8486428 (Compositions and methods for making and using acyclic N-halamine-based biocidal polymeric materials and articles) is held by The Board of Regents of the University of Texas System. Status: granted. Granted Jul 16, 2013. Expires Jul 11, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
13
CPC classes
A61K, A61K31/785

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Frequently asked questions

What is US patent 8486428?

US 8486428 (Compositions and methods for making and using acyclic N-halamine-based biocidal polymeric materials and articles) is held by The Board of Regents of the University of Texas System. Status: granted. Granted Jul 16, 2013. Expires Jul 11, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8486428?

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

When does US 8486428 expire?

Our index shows an expiration date of Jul 11, 2033 (7 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.