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:
Dec. 01, 1981
Filed:
Jan. 31, 1980
Applicant:
Inventors:
Hamao Umezawa, Tokyo, JP;
Tomio Takeuchi, Tokyo, JP;
Hiroshi Naganawa, Tokyo, JP;
Kuniaki Tatsuta, Tokyo, JP;
Assignee:
Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H / ; A61K / ;
U.S. Cl.
CPC ...
536 / ; 424180 ;
Abstract
New anthracycline derivatives of adriamycin and daunomycin prepared by the etherification of the C-4' and/or C-14 hydroxyl groups of the starting material glycosides are found to be useful antimicrobial and antitumor agents.
Umezawa, Hamao. (1981). Antitumor anthracycline antibiotics (U.S. Patent No. 4303785). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4303785
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile