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. 15, 1986
Filed:
Sep. 19, 1984
Applicant:
Inventors:
Takao Takaya, Kawanishi, JP;
Yoshikazu Inoue, Amagasaki, JP;
Nobuyoshi Yasuda, Mino, JP;
Masayoshi Murata, Mino, JP;
Assignee:
Fujisawa Pharmaceutical Co., Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548251 ; 544 26 ; 544 27 ;
Abstract
This invention relates to the intermediates of formula ##STR1## wherein A.sub.b is hydroxy (lower) alkylene, amino (lower) alkylene, protected amino (lower) alkylene, lower alkenylene, lower alkylene having an oxo group, or hydroxyimino (lower) alkylene wherein the hydrogen atom of the hydroxyimino group may be replaced with a lower aliphatic hydrocarbon group, and R.sup.3 is carboxy or a protected carboxy group, and a salt thereof.