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:
Sep. 30, 2014
Filed:
Aug. 17, 2009
Applicants:
Sambhu Prasad Sarma Mallela, Hyderabad, IN;
Sukumar Nandi, Hyderabad, IN;
Ganagadnar Bhima Shankar Nangi, Hyderabad, IN;
Ramesh Dandala, Hyderabad, IN;
Sivakumaran Meenakshisunderam, Hyderabad, IN;
Inventors:
Sambhu Prasad Sarma Mallela, Hyderabad, IN;
Sukumar Nandi, Hyderabad, IN;
Ganagadnar Bhima Shankar Nangi, Hyderabad, IN;
Ramesh Dandala, Hyderabad, IN;
Sivakumaran Meenakshisunderam, Hyderabad, IN;
Assignee:
Aurobindo Pharma Ltd., Hyderabad, IN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 239/24 (2006.01); C07D 239/42 (2006.01);
U.S. Cl.
CPC ...
C07D 239/42 (2013.01);
Abstract
The present invention relates to an improved process to prepare Rosuvastatin calcium of Formula (I), with good quality. Further, the present invention also relates to a crystalline polymorphic form of Rosuvastatin ethyl ester.