Patent · US Expired

Pharmaceutical formulation

US7338667B2 · kind B2 · utility

3Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 15, 2003
Grant dateMar 4, 2008
Priority date
Expiry dateFeb 22, 2023

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K31/4468
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention concerns an extended release formulation having an accelerating erosion and/or dissolution rate of the surface of the formulation. The formulation comprises a drug having low solubility in water dispersed or dissolved in at least one erasable hydrophilic polymeric matrix.

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