Patents by Inventor Ann Clare Sullivan

Ann Clare Sullivan 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 of increasing bile flow and decreasing lipid levels
    Patent number: 4117121
    Abstract: The increase of bile flow and the decrease of the levels of lipids such as cholesterol and triglyceride is obtained in biological systems by utilizing specific 3 .alpha.,12.alpha. dihydroxy cholane derivatives and the non-toxic salts of these derivatives.
    Type: Grant
    Filed: April 22, 1977
    Date of Patent: September 26, 1978
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Hugo Gallo-Torres, James Guthrie Hamilton, Ann Clare Sullivan
  • Pregnanes
    Patent number: 4107188
    Abstract: The compound 5(3,12-dihydroxy-pregnan-20-yl)-pentanoic acid and 7-(3,12-dihydroxy-pregnan-20-yl)-heptanoic acid as well as ester and unsaturated derivatives thereof useful for decreasing the level of lipids such as cholesterol and triglycerides.
    Type: Grant
    Filed: April 22, 1977
    Date of Patent: August 15, 1978
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Hugo Gallo-Torres, James Guthrie Hamilton, Perry Rosen, Ann Clare Sullivan
  • Taurine and glycine derivatives
    Patent number: 4104285
    Abstract: Taurine and glycine derivatives of nor or bisnorcholanic acid or etiocholanic acid which are useful in increasing bile flow or decreasing lipid levels and their method of production from deoxycholic acid, including intermediates thereof.
    Type: Grant
    Filed: April 22, 1977
    Date of Patent: August 1, 1978
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Hugo Gallo-Torres, Robert William Guthrie, James Guthrie Hamilton, Richard Wightman Kierstead, Ann Clare Sullivan
  • Citric acid derivatives
    Patent number: 3966772
    Abstract: Epoxyaconitic acid and esters thereof are useful for the control of lipogenesis.
    Type: Grant
    Filed: February 13, 1974
    Date of Patent: June 29, 1976
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Robert William Guthrie, James Guthrie Hamilton, Richard Wightman Kierstead, O. Neal Miller, Ann Clare Sullivan