Patents by Inventor Sandip Kumar Singh

Sandip Kumar Singh 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 depolymerization of lignin
    Patent number: 9550710
    Abstract: The present invention discloses a process for depolymerization of lignin to yield substituted phenolic monomers using Brönsted ionic liquid as catalyst under mild reaction conditions to obtain an overall yield of monomers up to 97%.
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: January 24, 2017
    Assignee: Council of Scientific and Industrial Research
    Inventors: Paresh Laxmikant Dhepe, Ashutosh Anant Kelkar, Babasaheb Mansub Matsagar, Sandip Kumar Singh
  • PROCESS FOR DEPOLYMERIZATION OF LIGNIN
    Publication number: 20160168062
    Abstract: The present invention discloses a process for depolymerization of lignin to yield substituted phenolic monomers using Brönsted ionic liquid as catalyst under mild reaction conditions to obtain an overall yield of monomers up to 97%.
    Type: Application
    Filed: May 9, 2014
    Publication date: June 16, 2016
    Inventors: Paresh Laxmikant Dhepe, Ashutosh Anant Kelkar, Babasaheb Mansub Matsagar, Sandip Kumar Singh