Patents by Inventor Debaki GHOSH

Debaki GHOSH 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).

  • Method of making perfluorocyclobutane-containing monomer
    Patent number: 11919834
    Abstract: The invention pertains to a multi-step process for making polyfunctional aromatic compounds comprising two phenyl rings bearing reactive groups susceptible of polycondensation reaction to provide polycondensed polymers, said method using economic raw materials, and possessing high selectivity and overall yield.
    Type: Grant
    Filed: May 5, 2020
    Date of Patent: March 5, 2024
    Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
    Inventors: Rahul Shingte, Debaki Ghosh, Letanzio Bragante, Manuel Gregori, Stefano Millefanti, Emanuela Antenucci, Joel Pollino
  • METHOD OF MAKING PERFLUOROCYCLOBUTANE-CONTAINING MONOMER
    Publication number: 20220194885
    Abstract: The invention pertains to a multi-step process for making polyfunctional aromatic compounds comprising two phenyl rings bearing reactive groups susceptible of polycondensation reaction to provide polycondensed polymers, said method using economic raw materials, and possessing high selectivity and overall yield.
    Type: Application
    Filed: May 5, 2020
    Publication date: June 23, 2022
    Inventors: Rahul SHINGTE, Debaki GHOSH, Letanzio BRAGANTE, Manuel GREGORI, Stefano MILLEFANTI, Emanuela ANTENUCCI, Joel POLLINO
  • FLUOROELASTOMER COMPOSITION
    Publication number: 20220033578
    Abstract: The invention pertains to a fluoroelastomer composition including at least a nitrile-containing (per)fluoropolyether compound and at least one bis-amino(thio)phenol compound of formula (I), wherein: A is —SO2—, —O—, —C(O)— or divalent hydrocarbon groups of 1 to 10 carbon atoms, E is independently oxygen or sulphur and —NH2 groups are in ortho with respect to EH groups; to a process for manufacturing a (per)fluoropolyether-based thermoset and to a (per)fluoropolyether-based thermoset obtained therefrom.
    Type: Application
    Filed: September 27, 2019
    Publication date: February 3, 2022
    Inventors: Ritu AHUJA, Debaki GHOSH, Kamini SHARMA, Letanzio BRAGANTE, Stefano MILLEFANTI