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:
Oct. 09, 1984
Filed:
Jan. 13, 1983
Applicant:
Inventors:
Isao Sakano, Kanagawa, JP;
Shiyoichiro Miyahara, Fukuoka, JP;
Yoshitsugu Yamada, Fukuoka, JP;
Yutaka Okazaki, Chiba, JP;
Hiroshi Tokuda, Chiba, JP;
Akira Awaya, Kanagawa, JP;
Takuo Nakano, Kanagawa, JP;
Assignee:
Mitsuitoatsu Chemicals, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
424250 ; 544367 ;
Abstract
The present invention relates to a piperazine compound represented by the following general formula (I): ##STR1## wherein X stands for a hydrogen atom or a phenyl group, R.sup.1 stands for a hydrogen atom or an alkyl group, and R.sup.2 stands for a hydrogen atom or an alkyl group. These compounds are valuable as immunopotentiators, such as for the treatment of chronic rheumatoid arthritis and other diseases accompanied by reduction or abnormal change of the immune function.