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:
Jan. 05, 1988
Filed:
Jul. 22, 1986
Hiroshi Sadaki, Toyama, JP;
Hiroyuki Imaizumi, Toyama, JP;
Takashi Nagai, Toyama, JP;
Kenji Takeda, Toyama, JP;
Isao Myokan, Toyama, JP;
Takihiro Inaba, Namerikawa, JP;
Yasuo Watanabe, Toyama, JP;
Yoshikazu Fukuoka, Toyama, JP;
Shinzaburo Minami, Toyama, JP;
Isamu Saikawa, Toyama, JP;
Toyama Chemical Co., Ltd., Tokyo, JP;
Abstract
This invention relates to a 7-amino-3-(pyrazinylmethyl)- or (pyridazinylmethyl)-cephalosporins of the formula: ##STR1## wherein R.sup.1 represents a hydrogen atom or a carboxyl-protecting group; R.sup.2 represents a group of the formula: ##STR2## in which R.sup.6 represents a hydrogen atom, a C.sub.1-5 alkyl group or a di-C.sub.1-5 alkylamino group; R.sup.13 represents a C.sub.1-5 alkyl group; and R.sup.28 represents an amino group.