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:
Jul. 26, 1983
Filed:
Dec. 31, 1980
Isamu Saikawa, Toyama, JP;
Shuntaro Takano, Toyama, JP;
Hiroyuki Imaizumi, Toyama, JP;
Isamu Takakura, Toyama, JP;
Hirokazu Ochiai, Toyama, JP;
Takashi Yasuda, Toyama, JP;
Hideo Taki, Toyama, JP;
Masaru Tai, Toyama, JP;
Yutaka Kodama, Toyama, JP;
Toyama Chemical Co., Ltd., Tokyo, JP;
Abstract
A 7.alpha.-methoxycephalosporin represented by the general formula: ##STR1## wherein R.sup.1 represents a hydrogen atom or a carboxyl-protecting group; R.sup.2 represents an organic group linked to the carbon atom through an oxygen or sulfur atom; R.sup.3 represents a lower alkyl group; n is 0, 1 or 2; A represents a hydrogen atom or a substituted or unsubstituted alkyl group; and B represents a substituted or unsubstituted alkyl, cycloalkyl, cycloalkenyl, cycloalkadienyl or heterocyclic group, and a salt thereof. These compounds have a broad antibacterial spectrum, high resistance to .beta.-lactamase produced from bacteria, and an effective antibacterial activity against clinical isolates of bacteria.