Patent · US Expired

Capsular polysaccharides from enterococci

US5989542A · kind A · utility

26Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 17, 1998
Grant dateNov 23, 1999
Priority date
Expiry dateAug 17, 2018

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2039/521
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention is directed to a method for purifying polysaccharides capable of inducing the production of high titers of opsonic antibodies that kill strains of enterococcal bacteria. In addition, the invention is directed to the antigens produced by this purification method and to vaccines which utilize such antigens.

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