Patents by Inventor Srinivas Garaga

Srinivas Garaga 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 the preparation of substantially pure (2S,3S,5S)-5-amino-2-N,N-dibenzylamino-3-hydroxy-1,6-diphenylhexane
    Patent number: 8236991
    Abstract: The present invention relates to the purification of (2S,3S,5S)-5-amino-2-N,N-dibenzylamino-3-hydroxy-1,6-diphenylhexane (III) by making its crystalline acid addition salt, which can be used as such to produce Lopinavir/Ritonavir with high purity and yield.
    Type: Grant
    Filed: June 5, 2008
    Date of Patent: August 7, 2012
    Assignee: Aurobindo Pharma Ltd.
    Inventors: V Raghava Reddy Ambati, Srinivas Garaga, Ramesh Dandala, Sivakumaran Meenakshisunderam
  • PROCESS FOR THE PREPARATION OF SUBSTANTIALLY PURE (2S,3S,5S)-5-AMINO-2-N,N-DIBENZYLAMINO-3-HYDROXY-1,6-DIPHENYLHEXANE
    Publication number: 20100317855
    Abstract: The present invention relates to the purification of (2S,3S,5S)-5-amino-2-N,N-dibenzylamino-3-hydroxy-1,6-diphenylhexane (III) by making its crystalline acid addition salt, which can be used as such to produce Lopinavir/Ritonavir with high purity and yield.
    Type: Application
    Filed: June 5, 2008
    Publication date: December 16, 2010
    Inventors: V Raghava Reddy Ambati, Srinivas Garaga, Ramesh Dandala, Sivakumaran Meenakshisunderam