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:
Mar. 08, 1977
Filed:
Apr. 18, 1972
Applicant:
Inventors:
Satoshi Horii, Osaka, JA;
Yukihiko Kameda, Osaka, JA;
Takashi Iwasa, Kyoto, JA;
Hiroichi Yamamoto, Kobe, JA;
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H / ;
U.S. Cl.
CPC ...
536 17 ; 195 / ; 2605 / ; 424180 ; 424325 ;
Abstract
Novel antibiotics, termed validamycins C, D, E and F, and acid salts thereof, are prepared by cultivating a validamycin-producing strain of microorganism of the genus Streptomyces, and optionally converting the free base to its acid salt.