Transdermal drug delivery system containing donepezil
US9693970B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Aug 12, 2015 |
| Grant date | Jul 4, 2017 |
| Priority date | — |
| Expiry date | Aug 12, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/7053
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a transdermal drug delivery system comprising a drug-containing matrix layer comprising: (a) donepezil or a pharmaceutically acceptable salt thereof as an active ingredient; and (b) an acrylate-rubber hybrid as an adhesive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.