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.

Date of Patent:
Jul. 27, 1999

Filed:

Sep. 10, 1997
Applicant:
Inventor:

David R Hill, Gurnee, IL (US);

Assignee:

Abbott Laboratories, Abbott Park, IL (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07H / ; C12P / ;
U.S. Cl.
CPC ...
536-72 ; 536 185 ;
Abstract

Disclosed are 9-hydrazone erythromycin and 9-azine erythromycin derivatives and the processes for making the same. The compounds are useful intermediates for conversion into 6-O-alkyl erythromycin. Also disclosed are the processes for converting the compounds into 6-O-alkyl erythromycin.


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