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:
Mar. 06, 1990
Filed:
Mar. 25, 1988
Applicant:
Inventors:
Kiyotoshi Matsumura, Tokushima, JP;
Hiroshi Akagi, Tokushima, JP;
Daisuke Suzuki, Tokushima, JP;
Akihiro Shimabayashi, Tokushima, JP;
Assignee:
Otsuka Kagaku Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514202 ; 540222 ;
Abstract
A cephalosporin compound substituted by imidazolium ring in 3-position of cephem having the following formula (I), and pharmaceutically acceptable salt thereof, ##STR1## wherein R.sup.1 is an organic residue known in .beta.-lactam antibiotics, R.sup.2 is hydrogen atom or methoxy, n is 0 or 1, A is a nitrogen-containing group constituting imidazolium ring, is useful as an agent for preventing and treating bacterial infections.