Patents by Inventor Sambasivam Ganesh

Sambasivam Ganesh 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).

  • Novel form of n-(trans-4-isopropylcyclohexylcarbonyl)-d-phenylalanine
    Publication number: 20050165108
    Abstract: The present invention relates to a novel crystalline form of N-(trans-4-isopropylcyclohexylcarbonyl)-D-phenylalanine and methods for preparing the same.
    Type: Application
    Filed: April 29, 2002
    Publication date: July 28, 2005
    Inventors: Shanmughasamy Rajamahendra, Chandrashekhar Aswathanarayanappa, Tom Thomas Puthiaparampil, Madhavan Sridharan, Sambasivam Ganesh
  • Novel boronate esters
    Publication number: 20050154213
    Abstract: The present invention relates to optically active boronate derivatives which are useful as intermediates for the synthesis of HMG-CoA enzyme inhibitors such as atorvastatin, cerivastatin rosuvastatin, pitavastatin, and fluvastatin.
    Type: Application
    Filed: February 25, 2002
    Publication date: July 14, 2005
    Applicant: Biocon Limited
    Inventors: Tom Puthiaparampil, Sumithra Srinath, Madhavan Sridharan, Sambasivam Ganesh
  • Novel halo-substituted active methylene compounds
    Publication number: 20050113607
    Abstract: A novel process for the preparation of compounds of formula I by employing novel halo-substituted active methylene compounds of formula III and process of preparation thereof.
    Type: Application
    Filed: June 9, 2003
    Publication date: May 26, 2005
    Inventors: Joy Mathew, Tom Puthiaparampil, Madhavan Sridharan, Padudevastana Shanker, Sambasivam Ganesh
  • Novel process for the preparation of tert-butyl 6-cyano-5-hydroxy-3-oxohexanoate
    Publication number: 20050065362
    Abstract: In one aspect, the present invention provides a novel process for the preparation of tert-butyl 6-cyano-5-hydroxy-3-oxohexanoate, a key intermediate for the preparation of HMG-CoA reductase inhibitor.
    Type: Application
    Filed: September 18, 2003
    Publication date: March 24, 2005
    Inventors: Sumithra Srinath, Tom Puthiaparampil, Sambasivam Ganesh
  • Novel process for stereoselective reduction of b ketoesters
    Publication number: 20040259946
    Abstract: In one aspect, the invention provides a process for the preparation of compounds of Formula I 1
    Type: Application
    Filed: August 12, 2004
    Publication date: December 23, 2004
    Inventors: Tom Thomas Puthiaparampil, Acharya Poornaprajna, Chandrashekar Aswathanarayanappa, Madhavan Sridharan, Sambasivam Ganesh
  • Process for producing pravastatin sodium salt using streptomyces flavidovirens dsm 14455
    Publication number: 20040209335
    Abstract: In one aspect, the present invention provides an improved method for the manufacture of Pravastatin sodium salt by fermentation under optimal fermentation parameters using a new strain of Streptomyces flavidovirens.
    Type: Application
    Filed: February 4, 2004
    Publication date: October 21, 2004
    Inventors: Ramavana Gururaja, Anuj Goel, Madhavan Sridharan, Ramakrishnan Sadhana Melarkode, Madhav Kulkarni, Acharya Poornaprajna, Deepthy Sathyanathan, Sambasivam Ganesh, Shrikumar Suryanarayan
  • Amorphous hmg-coa reductase inhibitors of desired particle size
    Publication number: 20040186162
    Abstract: A process for the preparation of amorphous HMG-CoA reductase inhibitor and its hydrates thereof of desired particle size, which comprises: (a) dissolving the HMG-CoA reductase inhibitor in a hydroxylic solvent; (b) removing the solvent by freeze-drying.
    Type: Application
    Filed: January 12, 2004
    Publication date: September 23, 2004
    Inventors: Acharya Poornaprajna, Joy Mathew, Ravindra Chandrappa, Madhavan Sridharan, Sambasivam Ganesh