Patents by Inventor Balkrishna Shrigadi Nilesh

Balkrishna Shrigadi Nilesh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for Preparation of Calcium Salt of Rosuvastatin
    Publication number: 20080161560
    Abstract: The invention relates to commercially viable process for the preparation of Rosuvastatin by an early introduction of correct absolute stereochemistry at C-5 (S) of Rosuvastatin side chain followed by regioselective chain extension using novel side chain building blocks and less expensive reagents. It is yet another object of the invention is to provide novel intermediates that may be used for the preparation of Calcium salt of Rosuvastatin.Formula (I).
    Type: Application
    Filed: August 9, 2005
    Publication date: July 3, 2008
    Inventors: Pandurang Balwant Deshpande, Arul Ramakrishnan, Balkrishna Shrigadi Nilesh, Mukunda Bahul Sandeep