US Patent

US9474722 — Compositions and methods for transdermal delivery of amphetamine

Formulation · Assigned to Noven Pharmaceuticals Inc · Expires 2033-10-24 · 7y remaining

Vulnerability score 50/100 Moderate — design-around opportunities exist

What this patent protects

This patent protects compositions and methods for delivering amphetamine through the skin in a flexible, finite form with a short onset period and long duration of therapeutic effect.

USPTO Abstract

Compositions for the transdermal delivery of amphetamine in a flexible, finite form are described. The compositions comprise a polymer matrix that includes amphetamine or a pharmaceutically acceptable salt or prodrug thereof and a backing layer comprising a polyurethane film layer and a polyester film layer, with a polyurethane adhesive disposed therebetween. Related methods also are described. Also described are compositions that exhibit a short onset period and a long duration of therapeutic effect.

Drugs covered by this patent

Patent Metadata

Patent number
US9474722
Jurisdiction
US
Classification
Formulation
Expires
2033-10-24
Drug substance claim
No
Drug product claim
Yes
Assignee
Noven Pharmaceuticals Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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