Site-specific adhesion within the GI tract using nanoparticles stabilized by high molecular weight, linear poly (ethylene oxide) polymers
US5580579A · kind A · utility
139Cited by
1References
15Claims
0Family size
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Key dates
| Filing date | Feb 15, 1995 |
| Grant date | Dec 3, 1996 |
| Priority date | — |
| Expiry date | Feb 15, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/927
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Nanoparticulate crystalline therapeutic or diagnostic substances formulated with stabilizers and high molecular weight, linear poly(ethylene oxide) polymers, enhance contact between the crystalline therapeutic or diagnostic substances and the gastrointestinal tract providing site-specific and extended therapeutic or diagnostic effect.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.