Patents by Inventor Charles Thomas West

Charles Thomas West 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).

  • Hybridized olefin copolymer additives
    Patent number: 7049273
    Abstract: This invention relates to a novel multi-functional fuel and lubricant additive that provides dispersancy properties as well as viscosity index improver credit and, improved fuel economy. The invention further relates to concentrates, and to fuel and lubricating oil compositions containing said additive or concentrates. Finally, the invention provides methods for improving fuel economy, improving dispersancy, and for preparing the hybridized, acylated olefin copolymer useful as an oil additive.
    Type: Grant
    Filed: July 17, 2002
    Date of Patent: May 23, 2006
    Assignee: Afton Chemical Intangibles LLC
    Inventors: Carl K. Esche, Jr., Charles Thomas West
  • Hybridized olefin copolymer additives
    Publication number: 20040014612
    Abstract: This invention relates to a novel multi-functional fuel and lubricant additive that provides dispersancy properties as well as viscosity index improver credit and, improved fuel economy. The invention further relates to concentrates, and to fuel and lubricating oil compositions containing said additive or concentrates. Finally, the invention provides methods for improving fuel economy, improving dispersancy, and for preparing the hybridized, acylated olefin copolymer useful as an oil additive.
    Type: Application
    Filed: July 17, 2002
    Publication date: January 22, 2004
    Inventors: Carl K. Esche, Charles Thomas West