Amphetamine transdermal compositions with acrylic block copolymer
US11337936B2 · kind B2 · utility
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31References
14Claims
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Key dates
| Filing date | Mar 12, 2014 |
| Grant date | May 24, 2022 |
| Priority date | — |
| Expiry date | Mar 12, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/7061
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Described are transdermal drug delivery compositions comprising amphetamine, methods of making them and therapeutic methods using them. The compositions are provided in a flexible, finite form (e.g. “patch”-type systems) and comprise a polymer matrix that includes amphetamine and an acrylic block copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.