Patents by Inventor Anup Ramkrishna Barde

Anup Ramkrishna Barde 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).

  • Racemization of optically active 2-substituted phenyl glycine esters
    Patent number: 6812363
    Abstract: A process for preparing racemic mixtures containing nearly equal amounts of stereo isomers of compounds of formula (I), or their salts, by heating an enantiomerically enriched material with thionyl chloride. A required useful enantiomer may thereby be recovered from unwanted mother liquors that would otherwise be otherwise be discarded.
    Type: Grant
    Filed: October 15, 2002
    Date of Patent: November 2, 2004
    Assignee: USV Limited
    Inventors: Krishna K. Maheshwari, Rayaprolu Kodandarama Sarma, Shreerang Vidyadhar Joshi, Anup Ramkrishna Barde, Rajiv Pandurang Sutar, Prasad Vasudeo Ranade
  • Racemization of optically active 2-substituted phenyl glycine esters
    Publication number: 20040073057
    Abstract: A process for preparing racemic mixtures containing nearly equal amounts of stereo isomers of compounds of formula (I), or their salts, by heating an enantiomerically enriched material with thionyl chloride.
    Type: Application
    Filed: October 15, 2002
    Publication date: April 15, 2004
    Inventors: Krishna K. Maheshwari, Rayaprolu Kodandarama Sarma, Shreerang Vidyadhar Joshi, Anup Ramkrishna Barde, Rajiv Pandurang Sutar, Prasad Vasudeo Ranade