Patents by Inventor Rachana KUMAR

Rachana KUMAR 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 synthesis of [6,6]-phenyl-Cbutyric acid pentyl ester (PC61BP)
    Patent number: 9676707
    Abstract: A total green, eco-friendly process for the synthesis of new acceptor molecule [6,6]-phenyl-C61-butyric acid pentyl ester (PC61BP) in high yields is carried under aerobic conditions showing better performance as acceptor in organic solar cells. More importantly this process causes the low cost synthesis of PC61BP in good yield without involving harmful and costly catalysts or chemicals.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: June 13, 2017
    Assignee: Council of Scientific & Industrial Research
    Inventors: Rachana Kumar, Samya Naqvi, Neha Gupta, Suresh Chand
  • PROCESS FOR THE SYNTHESIS OF [6,6]-PHENYL-C61BUTYRIC ACID PENTYL ESTER (PC61BP)
    Publication number: 20160237018
    Abstract: A total green, eco-friendly process for the synthesis of new acceptor molecule [6,6]-phenyl-C61-butyric acid pentyl ester (PC61BP) in high yields is carried under aerobic conditions showing better performance as acceptor in organic solar cells. More importantly this process causes the low cost synthesis of PC61BP in good yield without involving harmful and costly catalysts or chemicals.
    Type: Application
    Filed: February 18, 2016
    Publication date: August 18, 2016
    Inventors: Rachana KUMAR, Samya NAQVI, Neha GUPTA, Suresh CHAND