Patents by Inventor Alice Hei Man Leung

Alice Hei Man Leung 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).

  • Publication number: 20240141252
    Abstract: This invention relates to a lubricating composition comprising or resulting from the admixing of: base oil, detergent, and one or more metal alkanoates having a quaternary carbon atom at the 2 position, the 2? position, or both the 2 and 2? positions, where the lubricating composition preferably has an adhesive wear of 100 hours or more, a foam volume of 70 ml or less at 24° C., and 50 ml or less at 93.5° C., and, optionally, a total base number of 7 mgKOH/g or more.
    Type: Application
    Filed: October 4, 2023
    Publication date: May 2, 2024
    Inventors: Benjamin G. N. Chappell, Mark Peter Driver, Emily Claire Mason, Alice Hei Man Leung