Transdermal device including porous microparticles
US11173131B2 · kind B2 · utility
0Cited by
8References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 2018 |
| Grant date | Nov 16, 2021 |
| Priority date | — |
| Expiry date | Apr 2, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1052
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a transdermal device including porous microparticles capable of containing an active principle, in particular nicotine, and to the use thereof as a drug, in particular for tobacco cessation. The present invention further relates to a method for preparing a transdermal device including porous microparticles filled with an active principle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.