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. 25, 2011
Filed:
Feb. 22, 2005
Dhiraj R. Shah, Gujarat, IN;
Ashish P. Naik, Gujarat, IN;
Parva Y. Purohit, Gujarat, IN;
Rajivkumar Sharma, Gujarat, IN;
Virendra K. Agarwal, Gujarat, IN;
Dhiraj R. Shah, Gujarat, IN;
Ashish P. Naik, Gujarat, IN;
Parva Y. Purohit, Gujarat, IN;
Rajivkumar Sharma, Gujarat, IN;
Virendra K. Agarwal, Gujarat, IN;
Cadila Healthcare Ltd., Gujarat, IN;
Abstract
The invention relates to a novel process for the manufacture of Carvedilol of high HPLC purity (>99.5%) having individual impurity less than 0.1%. The product is isolated from reaction mass as a salt with suitable organic acids which on further purification is converted into the free base i.e., Carvedilol.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile