Patents by Inventor Kishore Karumanchi

Kishore Karumanchi 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 DL-proline co-crystal of Dapagliflozin
    Patent number: 10759772
    Abstract: The present invention relates to a process For the preparation of Dapagliflozin DL-Proline co-crystal and its use in the preparation/purification of Dapagliflozin. The invention also provides a process for the preparation of Dapagliflozin (R,S)-1.2-propanediol monohydrate.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: September 1, 2020
    Assignee: Aurobindo Pharma Ltd
    Inventors: Senthilkumar Natrajan, Kishore Karumanchi, Vittal Tangirala, Sivakumaran Meenakshisunderam
  • Process for the preparation of DL-proline co-crystal of Dapagliflozin
    Publication number: 20190169152
    Abstract: The present invention relates to a process For the preparation of Dapagliflozin DL—Proline co-crystal and its use in the preparation/purification of Dapagliflozin. The invention also provides a process for the preparation of Dapagliflozin (R,S)-1.2-propanediol monohydrate.
    Type: Application
    Filed: April 28, 2017
    Publication date: June 6, 2019
    Applicant: Aurobindo Pharma Ltd
    Inventors: Senthilkumar NATRAJAN, Kishore KARUMANCHI, Vittal TANGIRALA, Sivakumaran MEENAKSHISUNDERAM
  • Process for the preparation of raltegravir
    Patent number: 10259778
    Abstract: The present invention provides a process for the preparation of crystalline anhydrous compound of Formula (X), Further, the present invention relates to the use of compound of Formula (X) preparation of Raltegravir (I) or its pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: April 16, 2019
    Assignee: Aurobindo Pharma Ltd
    Inventors: Shankar Reddy Budidet, Jagan Mohan Reddy Sanapureddy, Subba Reddy Danda, Bhima Shankar Gangadhara, Somappa Somannavar Yallappa, Kishore Karumanchi, Sivakumaran Meenakshisunderam
  • AN IMPROVED PROCESS FOR THE PREPARATION OF RALTEGRAVIR
    Publication number: 20170334838
    Abstract: The present invention provides a process for the preparation of crystalline anhydrous compound of Formula (X), Further, the present invention relates to the use of compound of Formula (X) preparation of Raltegravir (I) or its pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: November 9, 2015
    Publication date: November 23, 2017
    Applicant: Aurobindo Pharma Ltd
    Inventors: Shankar Reddy Budidet, Jagan Mohan Reddy Sanapureddy, Subba Reddy Danda, Bhima Shankar Gangadhara, Somappa Somannavar Yallappa, Kishore Karumanchi, Sivakumaran Meenakshisunderam