The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 23, 1999
Filed:
Aug. 17, 1998
Applicant:
Inventors:
Gerald B Pier, Brookline, MA (US);
Johannes Huebner, Freiburg, DE;
Ying Wang, Brookline, MA (US);
Lawrence Madoff, Brookline, MA (US);
Assignee:
Brigham and Women's Hospital, Inc., Boston, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ; A61K / ; C12N / ; C12N / ; C12N / ;
U.S. Cl.
CPC ...
424 9348 ; 4242341 ; 435226 ; 4352521 ; 43525233 ; 435252 ; 435259 ; 514 53 ; 514 54 ; 536127 ;
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.