Patents by Inventor J. Scott Leigh

J. Scott Leigh 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).

  • Shear thinnable organic compositions thickened with alumina
    Patent number: 6017968
    Abstract: A thickened, shear thinnable composition comprising a water-miscible organic liquid, alumina, water and an effective amount of a gelling agent that will flocculate or gel the alumina to the desired degree but permit the gelled composition to be rendered less viscous or pourable upon the application of a shear force.
    Type: Grant
    Filed: February 15, 1995
    Date of Patent: January 25, 2000
    Assignee: CONDEA Vista Company
    Inventors: Ronald L. Beggs, J. Scott Leigh, Jeff T. Fenton