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. 11, 1984
Filed:
May. 13, 1983
Applicant:
Inventors:
Isamu Watanabe, Higashimurayama, JP;
Kazuhiro Kamiya, Higashimurayama, JP;
Toshihito Mori, Higashimurayama, JP;
Assignee:
Kowa Company, Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H / ;
U.S. Cl.
CPC ...
536 161 ; 536 168 ;
Abstract
A compound of the following formula ##STR1## wherein each of R.sub.1, R.sub.2 and R.sub.3 represents H or CH.sub.3, R.sub.4 represents H or C.sub.2 -C.sub.4 acyl substituted at the 2-, 3- or 4-position by an amino group, and Y represents ##STR2## provided that R.sub.1 and R.sub.2 are not CH.sub.3 at the same time, and an acid addition salt thereof; and a process for the production thereof.