Patents by Inventor Robert N. Sass

Robert N. Sass 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).

  • Rapid dissolving effervescent granules
    Patent number: 4093710
    Abstract: Free flowing, rapid dissolving, effervescent granules in particular, potassium chloride granules, are prepared by granulating an alkali metal carbonate and/or bicarbonate and active ingredient with water containing a surfactant, such as polyethylene glycol 1540, and after drying mixing with a pharmaceutically acceptable organic acid plus additives.
    Type: Grant
    Filed: July 7, 1976
    Date of Patent: June 6, 1978
    Assignee: Sandoz, Inc.
    Inventors: Robert N. Sass, Chwang Tek Wie