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:
Jul. 31, 1990
Filed:
Aug. 16, 1988
Applicant:
Inventors:
Hamao Umezawa, Tokyo, JP;
Sumio Umezawa, Tokyo, JP;
Tsutomu Tsuchiya, Kanagawa, JP;
Tomio Takeuchi, Tokyo, JP;
Akihiro Tanaka, Tokyo, JP;
Shuichi Sakamoto, Tokyo, JP;
Assignee:
Yamanouchi Pharmaceutical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514 30 ; 536-71 ;
Abstract
Mycaminosyl tylonolide derivatives represented by the following general formula ##STR1## (wherein R.sup.1 denotes hydroxyl group, a lower alkanoyloxy group, benzyloxy group, azido group, or amino group which may optionally be substituted with a lower alkyl or a lower alkanoyl radical; R.sup.2 stands for hydrogen atom or hydroxyl group; R.sup.3 expresses hydrogen atom or formyl group; and means a double bond or a radical represented by ##STR2## and salts thereof.