Transdermal delivery system
US9078810B2 · kind B2 · utility
5Cited by
13References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 2013 |
| Grant date | Jul 14, 2015 |
| Priority date | — |
| Expiry date | May 6, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/32
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A transdermal delivery system comprising a composition comprising a physiologically active agent and a penetration enhancer wherein the penetration enhancer comprises a combination of (i) an ester of salicylic acid, preferably selected from the C6 to C30 aliphatic ester of salicylic acid and (ii) polyethylene glycol (PEG) of average molecular weight no more than 300.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.