Controlled release of phenolic opioids
US8217005B2 · kind B2 · utility
28Cited by
1References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 24, 2007 |
| Grant date | Jul 10, 2012 |
| Priority date | — |
| Expiry date | Oct 1, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07K5/06026
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A method of providing a patient with controlled release of a phenolic opioid using a prodrug capable, upon enzymatic activation, of releasing the phenolic opioid through intra-molecular cyclization leading to formation of a cyclic urea, carbamate or thiocarbamate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.