Patents by Inventor Premkumar Ramraj Yadav

Premkumar Ramraj Yadav 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 OLAPARIB, AND CRYSTALLINE FORM THEREOF
    Publication number: 20240351989
    Abstract: The present invention relates to a process for the preparation of olaparib. The present invention also relates to a novel crystalline form of olaparib, and a process for its preparation. Further, the present invention also relates to a pharmaceutical composition containing a therapeutically effective amount of the novel crystalline form of olaparib. Also, the present invention relates to improved processes for the preparation of crystalline form H and crystalline form A of olaparib.
    Type: Application
    Filed: August 8, 2022
    Publication date: October 24, 2024
    Inventors: Venkata Raghavendra Charyulu PALLE, Pratik R. PATEL, Nasir ALI, Shivaji Haribhau SHELKE, Sachin Mahadeo LAD, Girish Tilakchand PATLE, Raj Mahendra SHANMUGHASAMY, Premkumar Ramraj YADAV
  • PROCESS FOR THE PREPARATION OF VORICONAZOLE
    Publication number: 20110312977
    Abstract: The present invention provides a process for preparation of racemic voriconazole in a single reaction vessel. The present invention also provides a process for preparation of voriconazole using racemic voriconazole and the process of making it therewith.
    Type: Application
    Filed: February 4, 2010
    Publication date: December 22, 2011
    Applicant: GLENMARK GENERICS LIMITED
    Inventors: Francis Paul D'Souza, Premkumar Ramraj Yadav, Shankar Sanganabhatla, Mubeen Ahmed Khan