Programmable buoyant delivery technology
US8277843B2 · kind B2 · utility
21Cited by
5References
47Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2007 |
| Grant date | Oct 2, 2012 |
| Priority date | — |
| Expiry date | Mar 9, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/2886
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention is concerned with a system for spatially and temporally programmable delivery of an active agent. When administered orally, the System can be retained in the gastric region for a prolonged period of time. It comprises of a core (I), one or more layers (II, IV, V) coated over the core and a preformed hollow space (III). The invention also concerns with a process for preparation of the System and a method for treating/preventing diseases, by administering to a subject in need thereof, the System of the invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.