Patent · US Expired

Spray dried vaccine preparation comprising aluminium adsorbed immunogens

US5902565A · kind A · utility

22Cited by
3References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 10, 1995
Grant dateMay 11, 1999
Priority date
Expiry dateJul 10, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/917
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Vaccine preparations in stable particulate form are disclosed. An immediate-release preparation comprises an immunogen adsorbed to an aluminum adjuvant. A controlled- or delayed-release preparation comprises microspherical particles comprising a continuous matrix of biodegradable polymer containing discrete, immunogen-containing regions.

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