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:
Oct. 12, 1993
Filed:
Feb. 05, 1992
Applicant:
Inventors:
Michael Schriewer, Odenthal, DE;
Klaus Grohe, Odenthal, DE;
Andreas Krebs, Odenthal, DE;
Uwe Petersen, Leverkusen, DE;
Thomas Schenke, Bergisch Gladbach, DE;
Ingo Haller, Wuppertal, DE;
Karl G Metzger, Wuppertal, DE;
Rainer Endermann, Wuppertal, DE;
Hans-Joachim Zeiler, Velbert, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C07F / ;
U.S. Cl.
CPC ...
544 64 ; 544-4 ; 544 32 ; 544 63 ; 544 73 ; 544 91 ; 544101 ; 546-5 ; 546 94 ; 546113 ; 546156 ;
Abstract
Antibacterial 5-alkylquinolonecarboxylic acids of the formula ##STR1## in which R.sup.3 is C.sub.1 -C.sub.4 - alkyl,