Patents by Inventor Mahendar VELISOJU

Mahendar VELISOJU 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).

  • Solid state forms of Venetoclax and its process for the preparation there of
    Patent number: 11613540
    Abstract: The present invention provides solid state forms of Venetoclax, particularly relates to novel alkali metal salt and/or DMF solvate form of Venetoclax or its salt. The present invention also relates to process for the preparation Venetoclax by using the said solid state form of Venetoclax.
    Type: Grant
    Filed: January 5, 2021
    Date of Patent: March 28, 2023
    Assignee: Alembic Pharmaceuticals Limited
    Inventors: Vittal Tvsk, Dinesh Chudasama, Saisuryanarayana Donthukurthi, Tejas Shah, Chetan Patil, Mahendar Velisoju, Mahender Rao Siripragada
  • Solid State Forms Of Venetoclax And Its Process For The Preparation There Of
    Publication number: 20210130350
    Abstract: The present invention provides solid state forms of Venetoclax, particularly relates to novel alkali metal salt and/or DMF solvate form of Venetoclax or its salt. The present invention also relates to process for the preparation Venetoclax by using the said solid state form of Venetoclax.
    Type: Application
    Filed: January 5, 2021
    Publication date: May 6, 2021
    Applicant: Alembic Pharmaceuticals Limited
    Inventors: Vittal Tvsk, Dinesh Chudasama, Saisuryanarayana Donthukurthi, Tejas Shah, Chetan Patil, Mahendar Velisoju, Mahender Rao Siripragada
  • Solid state forms of venetoclax and its process for the preparation there of
    Patent number: 10934289
    Abstract: The present invention provides solid state forms of Venetoclax, particularly relates to novel alkali metal salt and/or DMF solvate form of Venetoclax or its salt. The present invention also relates to process for the preparation Venetoclax by using the said solid state form of Venetoclax.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: March 2, 2021
    Assignee: Alembic Pharmaceuticals Limited
    Inventors: Vittal Tvsk, Dinesh Chudasama, Saisuryanarayana Donthukurthi, Tejas Shah, Chetan Patil, Mahendar Velisoju, Mahender Rao Siripragada
  • Solid State Forms Of Venetoclax And Its Process For The Preparation There Of
    Publication number: 20200354361
    Abstract: The present invention provides solid state forms of Venetoclax, particularly relates to novel alkali metal salt and/or DMF solvate form of Venetoclax or its salt. The present invention also relates to process for the preparation Venetoclax by using the said solid state form of Venetoclax.
    Type: Application
    Filed: January 29, 2019
    Publication date: November 12, 2020
    Applicant: Alembic Pharmaceuticals Limited
    Inventors: Vittal Tvsk, Dinesh Chudasama, Saisuryanarayana Donthukurthi, Tejas Shah, Chetan Patil, Mahendar Velisoju, Mahender Rao Siripragada
  • Polymorph of Riociguat and its process for the preparation
    Patent number: 10414766
    Abstract: The present invention relates to novel polymorph of riociguat and process for preparing the polymorph. The present invention also relates to the improved process for the preparation of riociguat.
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: September 17, 2019
    Assignee: ALEMBIC PHARMACEUTICALS LIMITED
    Inventors: Mahender Rao Siripragada, Mahendar Velisoju, Tejas Shah, Chetan Patil, Kalpesh Jadav, Ashvinkumar Bhuva, Saisuryanaraya Donthukurthi
  • NOVEL POLYMORPH OF RIOCIGUAT AND ITS PROCESS FOR THE PREPARATION
    Publication number: 20190002461
    Abstract: The present invention relates to novel polymorph of riociguat and process for preparing the polymorph. The present invention also relates to the improved process for the preparation of riociguat.
    Type: Application
    Filed: December 12, 2016
    Publication date: January 3, 2019
    Inventors: Mahender Rao SIRIPRAGADA, Mahendar VELISOJU, Tejas SHAH, Chetan PATIL, Kalpesh JADAV, Ashvinkumar BHUVA, Saisuryanaraya DONTHUKURTHI