Patents by Inventor Shadaksharaswamy Puttamadappa

Shadaksharaswamy Puttamadappa 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).

  • Phenylene ether copolymer and compositions comprising same
    Patent number: 10947382
    Abstract: A copolymer having the structure (I) wherein Q1, Q2, Q3, Q4, m, and n are defined herein. The copolymer can be formed by oxidative copolymerization of 2,4,6-trimethyIresorcinoI with a monohydric phenol. Also describes are a composition comprising the copolymer and a solvent, and a composition comprising the copolymer and a thermosetting resin.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: March 16, 2021
    Assignee: SHPP GLOBAL TECHNOLOGIES B.V.
    Inventors: Kenchaiah Lohith, Gurunath Pozhal Vengu, Shadaksharaswamy Puttamadappa, Gaurav Mediratta
  • PHENYLENE ETHER COPOLYMER AND COMPOSITIONS COMPRISING SAME
    Publication number: 20200032054
    Abstract: A copolymer having the structure (I) wherein Q1, Q2, Q3, Q4, m, and n are defined herein. The copolymer can be formed by oxidative copolymerization of 2,4,6-trimethyIresorcinoI with a monohydric phenol. Also describes are a composition comprising the copolymer and a solvent, and a composition comprising the copolymer and a thermosetting resin.
    Type: Application
    Filed: September 13, 2017
    Publication date: January 30, 2020
    Inventors: Kenchaiah Lohith, Gurunath Pozhal Vengu, Shadaksharaswamy Puttamadappa, Gaurav Mediratta