Patents by Inventor Sudhir Sai

Sudhir Sai 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 preparation of eribulin and intermediates thereof
    Patent number: 11059799
    Abstract: The present application relate to a process for preparation of 4-Methylene tetrahydrofuran compound of formula II, which is useful as an intermediate for the preparation of halichondrin B analogues such as Eribulin.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: July 13, 2021
    Assignee: DR. REDDY'S LABORATORIES LIMITED.
    Inventors: Sudhir Sai, Debjit Basu, Kumar Sarvesh, Uday Kumar Neelam, Amit Kumar Mandal, Rakeshwar Bandichhor, Vilas Hareshwar Dahanukar
  • PROCESS FOR PREPARATION OF ERIBULIN AND INTERMEDIATES THEREOF
    Publication number: 20190177291
    Abstract: The present application relate to a process for preparation of 4-Methylene tetrahydrofuran compound of formula II, which is useful as an intermediate for the preparation of halichondrin B analogues such as Eribulin.
    Type: Application
    Filed: May 25, 2017
    Publication date: June 13, 2019
    Inventors: Sudhir Sai, Debjit Basu, Kumar Sarvesh, Uday Kumar Neelam, Amit Kumar Mandal, Rakeshwar Bandichhor, Vilas Hareshwar Dahanukar