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:
Feb. 14, 1984
Filed:
Jan. 04, 1982
Applicant:
Inventors:
Moon H Han, Seoul, KR;
Tae-Ick Mheen, Seoul, KR;
Baik L Seong, Seoul, KR;
Hyeung-Jin Son, Seoul, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; C12N / ; C12R / ;
U.S. Cl.
CPC ...
435119 ; 435190 ; 435911 ;
Abstract
A biological process for converting rifamycin B to rifamycin O, rifamycin S or rifamycin SV by treatment with the whole cell, the cell extract, or the immobilized enzyme of Humicola spp. (ATCC 20620) or Monocillium spp. (ATCC 20621) is provided. The process also includes the recovery of rifamycin B in the fermentation broth after conversion to rifamycin O, rifamycin S or rifamycin SV.