Patents by Inventor Shahaji Rajaram Gaikwad

Shahaji Rajaram Gaikwad 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).

  • Metal-phosphinesulfonate acetonitrile complex for insertion copolymerization of functional olefins
    Patent number: 10266621
    Abstract: The present invention discloses nitrile ligated transition metal-phosphinobenzene-sulfonate complex of formula (I) as catalyst for insertion-copolymerization of mono and bis functionalized vinyl monomers with ethylene or other olefins. In particular, the present invention discloses nitrile ligated metal-phosphinobenzene-sulfonate complex of formula (I) as catalyst for insertion-copolymerization of mono and bis functionalized vinyl monomers with ethylene and or other olefins and to the process for preparation thereof. The invention further discloses a process for the insertion-(co)polymerization of mono and bis functionalized vinyl monomers with olefms catalyzed by the catalyst of formula (I).
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: April 23, 2019
    Assignee: Council of Scientific and Industrial Research
    Inventors: Samir Hujur Chikkali, Shahaji Rajaram Gaikwad
  • METAL-PHOSPHINESULFONATE ACETONITRILE COMPLEX FOR INSERTION COPOLYMERIZATION OF FUNCTIONAL OLEFINS
    Publication number: 20170362352
    Abstract: The present invention discloses nitrile ligated transition metal-phosphinobenzene-sulfonate complex of formula (I) as catalyst for insertion-copolymerization of mono and bis functionalized vinyl monomers with ethylene or other olefins. In particular, the present invention discloses nitrile ligated metal-phosphinobenzene-sulfonate complex of formula (I) as catalyst for insertion-copolymerization of mono and bis functionalized vinyl monomers with ethylene and or other olefins and to the process for preparation thereof. The invention further discloses a process for the insertion-(co)polymerization of mono and bis functionalized vinyl monomers with olefms catalyzed by the catalyst of formula (I).
    Type: Application
    Filed: September 10, 2015
    Publication date: December 21, 2017
    Inventors: Samir Hujur Chikkali, Shahaji Rajaram Gaikwad