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:
Jan. 03, 1984
Filed:
Mar. 24, 1982
Applicant:
Inventors:
Toshikazu Oki, Yokohama, JP;
Akihiro Yoshimoto, Fujisawa, JP;
Yasue Matsuzawa, Fujisawa, JP;
Tomoyuki Ishikura, Chigasaki, JP;
Hamao Umezawa, Tokyo, JP;
Tomio Takeuchi, Tokyo, JP;
Assignee:
Sanraku-Ocean Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H / ; A61K / ; C12P / ;
U.S. Cl.
CPC ...
536-64 ; 424180 ; 435 78 ;
Abstract
Disclosed are an antitumor compound having the chemical structure ##STR1## or its acid addition salts; and its preparation method which consists of treating a compound represented by the chemical structure ##STR2## wherein