Patents by Inventor Shaival R. Mehta

Shaival R. Mehta 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).

  • Transformer oil basestock and transformer oil composition comprising the same
    Patent number: 11718806
    Abstract: A transformer oil basestock is disclosed that includes at least 99 wt % of naphthenes and paraffins, based on the total weight of the transformer oil basestock, wherein the weight ratio of naphthenes to paraffins is at least 1, as measured by GC-MS, and wherein the paraffins consist essentially of isoparaffins, as determined by GC-FID. In addition, a transformer oil composition is disclosed that includes the transformer oil basestock, an anti-gassing agent and an antioxidant.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: August 8, 2023
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Ronald R. Hill, Jr., Caterina T. H. Tran, Andrew P. Broenen, Shaival R. Mehta, Daniel X. Bien
  • Transformer Oil Basestock and Transformer Oil Composition Comprising the Same
    Publication number: 20200199474
    Abstract: A transformer oil basestock is disclosed that includes at least 99 wt % of naphthenes and paraffins, based on the total weight of the transformer oil basestock, wherein the weight ratio of naphthenes to paraffins is at least 1, as measured by GC-MS, and wherein the paraffins consist essentially of isoparaffins, as determined by GC-FID. In addition, a transformer oil composition is disclosed that includes the transformer oil basestock, an anti-gassing agent and an antioxidant.
    Type: Application
    Filed: September 10, 2018
    Publication date: June 25, 2020
    Inventors: Ronald R. Hill, JR., Caterina T.H. Tran, Andrew P. Broenen, Shaival R. Mehta, Daniel X. Bien