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. 12, 1983
Filed:
Apr. 08, 1981
Applicant:
Inventors:
Dennis D Keith, Montclair, NJ (US);
John P Tengi, Cedar Grove, NJ (US);
Manfred Weigele, North Caldwell, NJ (US);
Assignee:
Hoffmann-La Roche Inc., Nutley, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
2602 / ; 424270 ; 2602454 ;
Abstract
A .beta.-lactamase inhibitor of the formula ##STR1## and the pharmaceutically acceptable salts thereof are presented. Also presented are intermediates and synthetic processes for the manufacture of the formula I compound. The compound inhibits the activity of enzymes which inactivate certain .beta.lactam antibiotics.