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:
Jun. 08, 1976
Filed:
Aug. 05, 1974
Applicant:
Inventor:
Allen S Katner, Indianapolis, IN (US);
Assignee:
Eli Lilly and Company, Indianapolis, IN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603 / ;
Abstract
Novel 1H-tetrazole-1-acetate esters and acids are prepared by reacting azidoacetate esters and acids with certain acyl cyanides or cyanoformates. The products of the process are useful as intermediates in the preparation of 1H-tetrazole-1-acetic acids which have utility in preparing certain cephalosporin and penicillin antibiotics.