Sustained release excipient and tablet formulation
US5128143A · kind A · utility
72Cited by
41References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 9, 1990 |
| Grant date | Jul 7, 1992 |
| Priority date | — |
| Expiry date | Mar 9, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/2018
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A slow release pharmaceutical excipient of an inert diluent and a hydrodrophilic material including xanthan gum and a galactomannan gum capable of cross-linking the xanthan gum in the presence of aqueous solutions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.