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:
Dec. 21, 2004
Filed:
Dec. 23, 2002
Applicant:
Inventors:
Hans Proppert, Hagen, DE;
Jürgen Malinka, Selm, DE;
Jürgen Schulze, Bergholz-Rehbrucke, DE;
Ulrich Sonnenborn, Bochum, DE;
Ulrich Zähringer, Garbsen, DE;
Artur Ulmer, Nienwohld, DE;
Ernst Theodor Rietschel, Hamburg, DE;
Assignee:
Pharma-Zentrale GmbH, , DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08B 3/700 ; C07H 5/06 ; A61K 3/1739 ; C12P 1/926 ; G01N 3/3554 ;
U.S. Cl.
CPC ...
C08B 3/700 ; C07H 5/06 ; A61K 3/1739 ; C12P 1/926 ; G01N 3/3554 ;
Abstract
Lipopolysaccharides and processes for producting the lipopolysaccharides are provided. The lipopolysaccharide has a lipid A portion, a core oligosaccharide portion, and an O-specific chain having a single repeating unit 06. A lipopolysaccharide may be produced by washing and drying and bacterial mass, subjecting the washed and dried bacterial mass to a phenol/water extraction, and treating the extract with RNases, DNases, and proteinase K.