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:
Apr. 10, 2001
Filed:
Oct. 19, 1999
Applicant:
Inventors:
Hideki Kawai, Kanagawa, JP;
Kiyoshi Okano, Kanagawa, JP;
Yasumoto Adachi, Kanagawa, JP;
Tsuyoshi Matsumoto, Kanagawa, JP;
Yuji Sugawara, Kanagawa, JP;
Youhei Miyamoto, Shiga, JP;
Assignee:
Toray Industries, Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 6/976 ; C07C 5/990 ; C07C 4/976 ; A61K 3/119 ; A61K 3/1235 ;
U.S. Cl.
CPC ...
C07C 6/976 ; C07C 5/990 ; C07C 4/976 ; A61K 3/119 ; A61K 3/1235 ;
Abstract
The present invention relates to ketone derivatives represented by the following formula and medical agents containing the ketone derivatives or pharmacologically acceptable salts thereof as an active ingredient, and in particular, relates to a hematopoietic agent; it is shown that the present invention increases blood cells, such as platelets, white blood cells, and red blood cells, and is effective in preventing and treating cytopenia caused by cancer chemotherapy, radiation therapy, and the like.