Patent · US Expired

Sustained-release composition including amorphous polymer

US6613358B2 · kind B2 · utility

150Cited by
10References
48Claims
0Family size

Inventors

Key dates

Filing dateJun 7, 2001
Grant dateSep 2, 2003
Priority date
Expiry dateAug 1, 2021

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K47/554
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Provided is a sustained release composition for sustained release of a pharmaceutical substance. The composition includes a biocompatible polymer that is highly amorphous and a pharmaceutical substance in a hydrophobic ion complex with an amphiphilic material. Also provided is a compressed antisolvent method for manufacturing the composition, various product forms incorporating the composition and various uses for the composition.

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