Patents by Inventor David Anthony Thomas

David Anthony Thomas 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).

  • Gasket material and its process of production
    Patent number: 10920119
    Abstract: A gasket material comprising a fibre component, a rubber component and a further resilient material is described. The further resilient material comprises chemically exfoliated vermiculite (CEV). A novel process of production is also described. The product has high stress retention and excellent sealing performance at high temperatures. Preferably, the gas permeability of the gasket material is less than 1.0 ml/min and the hot creep of the gasket material is less than 15%.
    Type: Grant
    Filed: January 11, 2006
    Date of Patent: February 16, 2021
    Assignee: Flexitallic Investments Incorporated
    Inventors: Henry Vincent Dunn, Stephen Woolfenden, David Anthony Thomas, John Robert Hoyes
  • Gasket Material and Its Process of Production
    Publication number: 20090162672
    Abstract: A gasket material comprising a fibre component, a rubber component and a further resilient material is described. The further resilient material comprises chemically exfoliated vermiculite (CEV). A novel process of production is also described. The product has high stress retention and excellent sealing performance at high temperatures. Preferably, the gas permeability of the gasket material is less than 1.0 ml/min and the hot creep of the gasket material is less than 15%.
    Type: Application
    Filed: January 11, 2006
    Publication date: June 25, 2009
    Applicant: FLEXITALLIC INVESTMENTS INCORPORATED
    Inventors: Henry Vincent Dunn, Stephen Woolfenden, David Anthony Thomas, John Robert Hoyes