Patents by Inventor John E. Carless

John E. Carless 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).

  • Encapsulation of indomethacin
    Patent number: 4442051
    Abstract: Indomethacin is encapsulated by aqueous gelatin/polysaccharide coacervation by first forming a dispersion or paste of Indomethacin in a water-miscible liquid polyhydroxyalkane. Preferably the coacervate system is gelatin/acacia and the polyhydroxyalkane is glycerol.
    Type: Grant
    Filed: December 11, 1981
    Date of Patent: April 10, 1984
    Assignee: Nicholas Proprietary Limited
    Inventors: James S. Rowe, John E. Carless