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:
May. 07, 1985
Filed:
Mar. 06, 1984
Applicant:
Inventors:
Tetsuo Kawahara, Kumamoto, JP;
Hiroshi Mizokami, Kumamoto, JP;
Kyosuke Mizuno, Kumamoto, JP;
Sadao Susumi, Kumamoto, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; C07G / ;
U.S. Cl.
CPC ...
2601 / ; 2601 / ; 424 89 ; 424 86 ;
Abstract
An improved method for the purification of hepatitis B virus surface anti by column chromatography, which is characteristic in using as a gel for the chromatography a sulfuric acid ester of a crosslinked polysaccharide or cellulose which is obtained by sulfating a crosslinked polysaccharide or cellulose. Said method can give a highly purified hepatitis B virus surface antigen which is useful for the preparation of hepatitis B virus vaccine.