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:
May. 26, 1987
Filed:
Jan. 23, 1986
Applicant:
Inventors:
Michihiko Ochiai, Osaka, JP;
Taiiti Okada, Kyoto, JP;
Osami Aki, Hyogo, JP;
Akira Morimoto, Osaka, JP;
Kenji Kawakita, Osaka, JP;
Yoshihiro Matsushita, Hyogo, JP;
Assignee:
Takeda Chemical Industries, Ltd., Higashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
540222 ; 540228 ;
Abstract
Novel cephem compounds of the formula: ##STR1## wherein R.sup.4 is a residue of a nucleophilic compound selected from hydroxyl, mercapto, cyano, azido, amino, carbamoyloxy, carbamoylthio and thiocarbamoyloxy, said group being unsubstituted or substituted by alkyl of up to three carbons, and R.sup.5 is hydroxyl or lower alkoxy, or a pharmaceutically acceptable ester thereof, have strong antibiotic properties against a wide variety of microorganisms.