Patents by Inventor Debasish Sengupta

Debasish Sengupta 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).

  • Publication number: 20240279212
    Abstract: The present invention relates to a novel a compound of formula (I) or its salt. The present invention further relates to process for preparation of Pyroxasulfone using said compound of formula (I) or its salt.
    Type: Application
    Filed: May 27, 2022
    Publication date: August 22, 2024
    Inventors: Prashant Vasant KINI, Sopan Nagnath GANDHALE, Debasish SENGUPTA, Sandip Sahebrao GULVE, Vijay MAHAJAN
  • Publication number: 20230391762
    Abstract: The present invention relates to a process for preparation of Pyroxasulfone substantially free of undesired impurity, by oxidizing a compound of formula (II) at a temperature ranging from 40 to 80° C.
    Type: Application
    Filed: August 12, 2022
    Publication date: December 7, 2023
    Inventors: Prashant Vasant Kini, Sopan Nagnath Gandhale, Debasish Sengupta, Sandip Sahebrao Gulve, Shrikant Muqutrao Anpat, Manish Madhukar Borse