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, 1998
Filed:
Mar. 19, 1996
Applicant:
Inventors:
Niranjan Lal Gupta, Mandideep, IN;
Ramanathan Sankaran, Mandideep, IN;
Sugata Chattejee, Mandideep, IN;
Tumma Hari Krishna, Mandideep, IN;
Assignee:
Lupin Laboratories, Ltd., Bombay, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
540215 ;
Abstract
A process for the stereospecific synthesis of keto-enol tautomeric mixture of p-nitrobenzyl(1R,6R,7R)-7-phenoxyacetamido-3-oxo-3-cepham-4-(R/S)-carboxyl ate-1-oxide and p-nitrobenzyl(1R,6R,7R)-7-phenoxyacetamido-3-hydroxy-3-cephem-4-carboxylat e-1-oxide is described. This process comprises
Gupta, Niranjan. (1998). Process for the stereospecific synthesis of keto-enol tautomeric mixture (U.S. Patent No. 5750683). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5750683
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile