Patents by Inventor Raymond W. Sutton

Raymond W. Sutton 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).

  • Enteric coated aspirin tablets
    Patent number: 4857337
    Abstract: Enteric coated aspirin tablets rendered shock-insensitive by the provision of a protective coat of hydroxyproply methylcellulose of at least about 1.5% by weight based on the weight of the tablet core.
    Type: Grant
    Filed: May 24, 1988
    Date of Patent: August 15, 1989
    Assignee: American Home Products Corp. (Del)
    Inventors: Ronald W. Miller, Raymond W. Sutton