Transdermal drug delivery patch, drug delivery system and drug delivery
US12390422B2 · kind B2 · utility
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15References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 24, 2020 |
| Grant date | Aug 19, 2025 |
| Priority date | — |
| Expiry date | Jul 16, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/26
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
To provide a transdermal drug delivery patch that can be suitably used for an immediate release application of a pharmaceutical with a comparatively low molecular weight. A transdermal drug delivery patch, provided with a matrix and at least one drug disposed within the matrix, wherein the matrix has a water holding capacity of 10 mg/cm2 or less, and the drug is a pharmaceutical having a molecular weight of 5000 or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.