Patents by Inventor Louis J. Ravin

Louis J. Ravin 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).

  • Polyene antibiotic emulsion formulation
    Patent number: 4831018
    Abstract: A polyene antibiotic emulsion formulation comprising a therapeutically effective amount of the antibiotic incorporated into an oil-in-water emulsion, and a method of treating an active infection in an animal caused by a microorganism with sterols in its cell membrane by parenterally administering the emulsion formulation to such animal.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: May 16, 1989
    Assignee: SmithKline Beckman Corporation
    Inventors: Richard L. Kirsh, Louis J. Ravin
  • Polyene antibiotic emulsion formulation
    Patent number: 4707470
    Abstract: A polyene antibiotic emulsion formulation comprising a therapeutically effective amount of the antibiotic incorporated into an oil-in-water emulsion, and a method of treating an active infection in an animal caused by a microorganism with sterols in its cell membrane by parenterally administering the emulsion formulation to such animal.
    Type: Grant
    Filed: May 17, 1985
    Date of Patent: November 17, 1987
    Assignee: Smithkline Beckman Corporation
    Inventors: Richard L. Kirsh, Louis J. Ravin
  • Gelatin capsule dosage unit containing triamterene
    Patent number: 4255413
    Abstract: A gelatin capsule unit dosage form containing triamterene, 2,4,7-triamino-6-phenylpteridine, which results in rapid dissolution of the active ingredient. The dosage form comprises the addition of a combination of a surfactant and a carbonate or bicarbonate salt as diluents.
    Type: Grant
    Filed: October 1, 1979
    Date of Patent: March 10, 1981
    Assignee: SmithKline Corporation
    Inventors: Elisabeth S. Rattie, Louis J. Ravin