Patent · US Active

Controlled release system and method for manufacturing the same

US8512748B2 · kind B2 · utility

4Cited by

45References

26Claims

0Family size

Assignee

Boehringer Ingelheim International GmbH · DE

Inventors

Nantharat Pearnchob · Biberach, DE
Thomas Friedl · Seekirchen am Wallersee, AT
Karl Gerhard WAGNER · Biberach, DE
Florian SOMMER · Leutkirch im Allgäu, DE

Key dates

Filing date	Aug 13, 2007
Grant date	Aug 20, 2013
Priority date	—
Expiry date	Nov 12, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P25/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention is directed to a pharmaceutical controlled release system for administration, particularly oral administration, of active substances with pH-dependent solubilities, comprising It is provided a pH-independent release profile of active substances having pH-dependent solubilities in vitro and vivo.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.