Patch
US12128142B2 · kind B2 · utility
1Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 18, 2019 |
| Grant date | Oct 29, 2024 |
| Priority date | — |
| Expiry date | Dec 18, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/755
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to novel compositions comprising urea and amine functionalised silyl containing polymers which, in combination with tackifying resins, are used as pressure sensitive adhesives and specifically, drug delivery patches. Said compositions can be synthesised with less difficulty compared to urethane analogues and are compatible with a wide array of different drugs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.