Extended release pharmaceutical formulations with controlled impurity levels
US10010529B2 · kind B2 · utility
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21References
11Claims
0Family size
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Key dates
| Filing date | Jun 26, 2017 |
| Grant date | Jul 3, 2018 |
| Priority date | — |
| Expiry date | Jun 26, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/2866
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides extended release pharmaceutical formulations of valsartan with controlled impurity levels. Particularly, the present invention provides extended release valsartan formulation which is substantially free of valsartan R-isomer impurity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.