Interpenetrating microstructures for nanochannel-based cargo delivery
US11235132B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Dec 20, 2017 |
| Grant date | Feb 1, 2022 |
| Priority date | — |
| Expiry date | Mar 28, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2202/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Provided herein are devices and methods for topically and controllably delivering cargo across or into biological tissues, particularly the skin. These devices permit delivery of cargo to deeper cell layers of a tissue. These devices include microstructure arrays comprising nanochannels. Also disclosed is a device comprising a one or more microstructure arrays encased in a frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.