Patents by Inventor Timothy Leo Quirk

Timothy Leo Quirk 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 to enhance the self-sealing of well cement leakage pathways using a smart gel cement additive
    Patent number: 11879090
    Abstract: Embodiments of the disclosure include swellable smart gel sealants and methods of using smart gel sealants. In certain embodiments, the smart gel sealants reversibly swell when exposed to a certain trigger, such as carbonic acid and/or sulfuric acid. In specific embodiments, the smart gel is comprised within a cement composition.
    Type: Grant
    Filed: August 2, 2022
    Date of Patent: January 23, 2024
    Assignees: CHEVRON U.S.A. INC., TRIAD NATIONAL SECURITY, LLC
    Inventors: Nathan James Welch, Hakim Boukhalfa, Robert David Gilbertson, Rajesh S. Nair, Deryck Edward Matthew Williams, Timothy Leo Quirk
  • Method To Enhance The Self-Sealing Of Well Cement Leakage Pathways Using A Smart Gel Cement Additive
    Publication number: 20220389302
    Abstract: Embodiments of the disclosure include swellable smart gel sealants and methods of using smart gel sealants. In certain embodiments, the smart gel sealants reversibly swell when exposed to a certain trigger, such as carbonic acid and/or sulfuric acid. In specific embodiments, the smart gel is comprised within a cement composition.
    Type: Application
    Filed: August 2, 2022
    Publication date: December 8, 2022
    Inventors: Nathan James Welch, Hakim Boukhalfa, Robert David Gilbertson, Rajesh S. Nair, Deryck Edward Matthew Williams, Timothy Leo Quirk