Patents by Inventor R. Ray Scott

R. Ray Scott 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).

  • Pharmaceutical suspension for opaqing empty gelatin capsules
    Patent number: 3992215
    Abstract: A pharmaceutical suspension of titanium dioxide for use in admixing with gelatin solutions for the manufacture of empty opaque gelatin capsules is provided which comprises: titanium dioxide, glycerin, sodium lauryl sulfate, simethicone, sodium citrate and water. A process is also provided which entails the requirement for adding the sodium citrate as the final ingredient in the suspension.
    Type: Grant
    Filed: May 8, 1975
    Date of Patent: November 16, 1976
    Assignee: Eli Lilly and Company
    Inventors: Kenneth S. E. Su, Ronald R. Snyder, R. Ray Scott