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:
Jul. 23, 2013
Filed:
Apr. 07, 2008
Applicants:
Bandi Parthasaradhi Reddy, Andhrapradesh, IN;
Kura Rathnakar Reddy, Andhrapradesh, IN;
Rapolu Raji Reddy, Andhrapradesh, IN;
Dasari Muralidhara Reddy, Andhrapradesh, IN;
Matta Ramakrishna Reddy, Andhrapradesh, IN;
Inventors:
Bandi Parthasaradhi Reddy, Andhrapradesh, IN;
Kura Rathnakar Reddy, Andhrapradesh, IN;
Rapolu Raji Reddy, Andhrapradesh, IN;
Dasari Muralidhara Reddy, Andhrapradesh, IN;
Matta Ramakrishna Reddy, Andhrapradesh, IN;
Assignee:
Hetero Research Foundation, , IN;
Primary Examiner:
Int. Cl.
CPC ...
C07C 253/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a process for preparation of a key intermediate of valsartan in a pure form and use of this intermediate for the preparation of valsartan or a pharmaceutically acceptable salt in pure form.