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:
Feb. 24, 2015
Filed:
May. 25, 2010
Bandi Parthasaradhi Reddy, Andhra Pradesh, IN;
Kura Rathnakar Reddy, Andhra Pradesh, IN;
Dasari Muralidhara Reddy, Andhra Pradesh, IN;
Rapolu Raji Reddy, Andhra Pradesh, IN;
Kesireddy Subash Chander Reddy, Andhra Pradesh, IN;
Bandi Vamsi Krishna, Andhra Pradesh, IN;
Bandi Parthasaradhi Reddy, Andhra Pradesh, IN;
Kura Rathnakar Reddy, Andhra Pradesh, IN;
Dasari Muralidhara Reddy, Andhra Pradesh, IN;
Rapolu Raji Reddy, Andhra Pradesh, IN;
Kesireddy Subash Chander Reddy, Andhra Pradesh, IN;
Bandi Vamsi Krishna, Andhra Pradesh, IN;
Hetero Research Foundation, , IN;
Abstract
The present invention provides novel salts of raltegravir, processes for their preparation and pharmaceutical compositions comprising them. The present invention also provides crystalline sodium salt of raltegravir, process for its preparation and pharmaceutical compositions comprising it. The present invention further provides a process for the preparation of amorphous sodium salt of raltegravir. The present invention further provides a process for the preparation of raltegravir potassium crystalline form H1.