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. 03, 1989
Filed:
Jun. 27, 1985
Applicant:
Inventors:
Barry C Ross, Luton, GB;
Michael D Cooke, Newport Pagnell, GB;
Nicholas I Carruthers, Milton Keynes, GB;
Andrew J Barker, Milton Keynes, GB;
Assignee:
Hoechst UK Limited, Hounslow, GB;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
514192 ; 514195 ; 540310 ;
Abstract
A compound of the formula I ##STR1## in which R.sup.1 represents a hydrogen atom or an alkyl group having from 1 to 4 carbon atoms, the --CONHR.sup.1 group being present at the 3- or 4-position on the phenyl ring, and esters thereof at the 2-carboxyl group and/or at the 8-hydroxy group, have antibacterial and/or .beta.-lactamase inhibiting activity.