Patents by Inventor Venkata Srinivasa Rao VELIVELA

Venkata Srinivasa Rao VELIVELA 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 Canagliflozin
    Patent number: 10370365
    Abstract: The present invention provides a novel process for the preparation of Canagliflozin (I) and its hydrates thereof by employing novel intermediates. The present invention is also provides commercially and industrial applicable process.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: August 6, 2019
    Assignee: OPTIMUS DRUGS (P) LIMITED
    Inventors: Srinivas Reddy Desi Reddy, Dnyandev Ragho Rane, Venkata Srinivasa Rao Velivela
  • Process for the preparation of Apixaban
    Patent number: 10077263
    Abstract: The present invention relates to an improved process for the preparation of Apixaban and its intermediates.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: September 18, 2018
    Assignee: Optimus Drugs Private Limited
    Inventors: Srinivas Reddy Desi Reddy, Dnyandev Ragho Rane, Venkata Srinivasa Rao Velivela
  • Industrial process for making an Ivacaftor and its intermediates
    Patent number: 9676722
    Abstract: The present invention relates to an improved process for the preparation of Ivacaftor intermediates. The present invention is also provides industrial applicable, commercially and eco-friendly viable process for the preparation of Ivacaftor.
    Type: Grant
    Filed: August 24, 2016
    Date of Patent: June 13, 2017
    Assignee: Optimus Drugs Private Limited
    Inventors: Srinivas Reddy Desi Reddy, Dnyandev Ragho Rane, Venkata Srinivasa Rao Velivela
  • Process for the preparation of linezolid
    Patent number: 9643939
    Abstract: The present invention relates to an improved process for the preparation of Linezolid. More specifically, the present invention relates to an improved process for preparing (S)—N-[[3-[3-fluoro-4-[4-morpholinyl]phenyl]-2-oxo-5-oxazolidinyl]methyl] phthalimide and (S)-glycidyl phthalimide intermediates, which are used in the preparation of Linezolid.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: May 9, 2017
    Assignee: Optimus Drugs Private Limited
    Inventors: Srinivas Reddy Desi Reddy, Subba Reddy Peketi, Dnyandev Ragho Rane, Venkata Srinivasa Rao Velivela
  • Industrial Process for Making an Ivacaftor and its Intermediates
    Publication number: 20170096397
    Abstract: The present invention relates to an improved process for the preparation of Ivacaftor intermediates.
    Type: Application
    Filed: August 24, 2016
    Publication date: April 6, 2017
    Inventors: Srinivas Reddy Desi Reddy, Dnyandev Ragho Rane, Venkata Srinivasa Rao Velivela
  • NOVEL PROCESS FOR THE PREPARATION OF CANAGLIFLOZIN
    Publication number: 20170073336
    Abstract: The present invention provides a novel process for the preparation of Canagliflozin (I) and its hydrates thereof by employing novel intermediates. The present invention is also provides commercially and industrial applicable process.
    Type: Application
    Filed: August 23, 2016
    Publication date: March 16, 2017
    Inventors: Srinivas Reddy DESI REDDY, Dnyandev Ragho RANE, Venkata Srinivasa Rao VELIVELA
  • Process for the preparation of linezolid
    Patent number: RE47606
    Abstract: The present invention relates to an improved process for the preparation of Linezolid. More specifically, the present invention relates to an improved process for preparing (S)—N-[[3-[3-fluoro-4-[4-morpholinyl]phenyl]-2-oxo-5-oxazolidinyl]methyl] phthalimide and (S)-glycidyl phthalimide intermediates, which are used in the preparation of Linezolid.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: September 17, 2019
    Assignee: OPTIMUS DRUGS PRIVATE LIMITED
    Inventors: Srinivas Reddy Desi Reddy, Subba Reddy Peketi, Dnyandev Ragho Rane, Venkata Srinivasa Rao Velivela