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, 1999
Filed:
Oct. 15, 1996
Applicant:
Inventors:
Sadao Hayashi, Osaka-fu, JP;
Yasuyuki Kurita, Osaka-fu, JP;
Assignee:
Katayama Seiyakusyo Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
514202 ; 540222 ;
Abstract
Novel cephalosporin derivatives of formula (II): ##STR1## wherein R.sup.2 is hydrogen, methyl, or fluoromethyl; R.sup.3 is hydrogen, methyl or carboxyl; R.sup.4 is hydrogen or methyl; A is methylene or propenylene; Q is nitrogen or CH, and pharmaceutically acceptable salts, solvates, hydrates and esters thereof, a process for their preparation and an antimicrobial composition containing them.
Hayashi, Sadao. (1999). Cephem compounds, their preparation and their use as antimicrobial agents (U.S. Patent No. 5856320). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5856320
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile