Patent · US Expired

Insoluble drug delivery

US6576264B1 · kind B1 · utility

17Cited by
103References
69Claims
0Family size

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Key dates

Filing dateMar 12, 1999
Grant dateJun 10, 2003
Priority date
Expiry dateMar 12, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/906
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Particles of water insoluble biologically active compounds, particularly water-insoluble drugs, with an average size of 100 nm to about 300 nm, are prepared by dissolving the compound in a solution then spraying the solution into compressed gaz, liquid or supercritical fluid in the presence of appropriate surface modifiers.

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