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:
Sep. 30, 1997
Filed:
Mar. 01, 1996
Applicant:
Inventor:
Kiyoshi Akiyama, Komatsu, JP;
Assignee:
Ohgen Research Laboratories, Ltd., Ishikawa-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564427 ;
Abstract
N-methyldeacetylcolchiceinamide derivatives represented by the formula ##STR1## wherein R denotes a residue obtained by removing COOH from a C.sub.3 -C.sub.7 sugar carboxylic acid, and hydroxyl groups present in the residue may properly be protected with a protecting group for a hydroxyl group. The N-methyldeacetylcolchiceinamide derivatives have less toxicity and strong effect for inhibiting proliferation of tumor cells, and are expected to be used as a carcinostatic.
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Akiyama, Kiyoshi. (1997). N-methyldeacetylcolchiceinamide derivatives (U.S. Patent No. 5672757). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5672757
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile