Pharmaceutical processing
US11452696B2 · kind B2 · utility
0Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 2015 |
| Grant date | Sep 27, 2022 |
| Priority date | — |
| Expiry date | Nov 16, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2/003
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A method for making a controlled release material, comprising the steps of: —(a) forming granules comprising one or more wax and one or more disintegrant;(b) spheronisation of the granules and (c) compaction of the spheronised granules of step so as to form the controlled release material. The invention also relates to a tablet and delayed and sustained release material made according to the method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.