Patents by Inventor Arpan Datta Sarma

Arpan Datta Sarma 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).

  • Rubber composition and a rubber product
    Patent number: 11702533
    Abstract: The present invention is directed to a rubber composition comprising 100 phr of at least one diene-based rubber, 30 phr to 250 phr of at least one filler, and 1 phr to 40 phr of an epoxidized and aminated fatty acid ester, wherein the epoxidized and aminated fatty acid ester is obtained from the reaction of an epoxidized fatty acid ester with an aliphatic amine. Furthermore, the present invention is directed to a rubber product, such as a tire, comprising such a rubber composition.
    Type: Grant
    Filed: April 15, 2021
    Date of Patent: July 18, 2023
    Assignees: The Goodyear Tire & Rubber Company, Luxembourg Institute of Science and Technology (LIST)
    Inventors: Marc Weydert, Frida Nzulu, Arpan Datta Sarma, Pierre Verge, Daniel Schmidt
  • RUBBER COMPOSITION AND A RUBBER PRODUCT
    Publication number: 20210324182
    Abstract: The present invention is directed to a rubber composition comprising 100 phr of at least one diene-based rubber, 30 phr to 250 phr of at least one filler, and 1 phr to 40 phr of an epoxidized and aminated fatty acid ester, wherein the epoxidized and aminated fatty acid ester is obtained from the reaction of an epoxidized fatty acid ester with an aliphatic amine. Furthermore, the present invention is directed to a rubber product, such as a tire, comprising such a rubber composition.
    Type: Application
    Filed: April 15, 2021
    Publication date: October 21, 2021
    Inventors: Marc Weydert, Frida Nzulu, Arpan Datta Sarma, Pierre Verge, Daniel Schmidt