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. 13, 1976
Filed:
Jun. 03, 1974
Applicant:
Inventor:
Leslie Alan Freiberg, Waukegan, IL (US);
Assignee:
Abbott Laboratories, North Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07G / ;
U.S. Cl.
CPC ...
2602 / ; 424180 ;
Abstract
Covers 9-dihydroniddamycin A compounds and related 3-(O)-esters, which are active antimicrobial agents, and the process for their preparation. These compounds are represented by the general formula: ##SPC1## Wherein R.sub.1 is hydrogen, HCO (formyl), CH.sub.3 CO (acetyl), C.sub.2 H.sub.5 CO (propionyl) or C.sub.3 H.sub.7 CO (butyryl); R.sub.2 is hydrogen or equal to R.sub.1 and R.sub.3 is CHO or CH(OCH.sub.3).sub.2.