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:
Sep. 02, 1986
Filed:
Nov. 23, 1982
Applicant:
Inventors:
Bernard Labeeuw, Montpellier, FR;
Ali Salhi, Saint-Gely-du-Fesc, FR;
Assignee:
Sanofi, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
514206 ; 540225 ; 540227 ;
Abstract
The present invention relates to new cephalosporins of general formula ##STR1## in which R.sub.1 =R.sub.2 =CH.sub.3 or R.sub.1 and R.sub.2 together form a 1,3-propylene group, A is H, a cation, an ester or a hemiacetal, and R.sub.3 is a heterocycle comprising five or six atoms including at least one atom in the ring of nitrogen. It also relates to a process for preparing these cephalosporins and to the drugs containing them.