Patents by Inventor Donald W. Pugh

Donald W. Pugh 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).

  • Ethylene polymer films
    Patent number: 3969304
    Abstract: The properties of an ethylene polymer film is improved by replacing a portion of the anti-blocking agent therein with N,N'-ethylene-bis-erucamide.
    Type: Grant
    Filed: November 27, 1974
    Date of Patent: July 13, 1976
    Assignee: National Distillers and Chemical Corporation
    Inventors: Donald W. Pugh, James W. Biggs