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:
May. 12, 1987
Filed:
Apr. 14, 1986
Applicant:
Inventors:
Ta-Sen Chou, Indianapolis, IN (US);
Perry C Heath, Indianapolis, IN (US);
Assignee:
Eli Lilly and Company, Indianapolis, IN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
540224 ;
Abstract
7-Amino-3-pyridiniummethyl (and substituted pyridiniummethyl)-3-cephem-4-carboxylic acid hydrothiocyanate salts and a process for the preparation thereof are provided. The salts are useful for recovering the pyridinium nuclei from reaction mixtures in which they are formed or used.