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. 02, 1985
Filed:
Aug. 16, 1982
Applicant:
Inventors:
Daniel Farge, Thiais, FR;
Pierre Le Roy, Thiais, FR;
Claude Moutonnier, Le Plessis Robinson, FR;
Jean-Francois Peyronel, Palaiseau, FR;
Bernard Plau, Creteil, FR;
Assignee:
Rhone-Poulenc Sante, Courbevoie, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
544016 ; 544 22 ; 544 26 ; 544 27 ; 544 90 ; 2602 / ; 514210 ;
Abstract
New cephalosporin derivatives of the formula: ##STR1## in which R' represents a protected carboxyl radical, Hal represents a halogen atom, X.sub.1 represents a sulphur or oxygen atom or a sulphinyl radical and R represents an acyl radical or an amine-protecting radical, are useful as intermediates for the preparation of cephalosporins having antibacterial activity.